Reduced Engine Power Buick LacrosseCheck engine light came on, power steering failed, power brakes failed. exhaust and on the board you can read ; REDUCED ENGINE POWER. The cost to diagnose the P2138 Buick code is 1. I often have to put the gas pedal down to the. 2011 lacrosse clx … read more ChristianH1123 CEO/Lead Technician Associates of Applied Scien 2,387 satisfied customers My abs/traction control light was on. Reduced engine power/Traction control light on Asked by Crawlerz32 May 26, 2017 at 04:56 AM about the 2008 Buick LaCrosse CXS FWD Question type: Maintenance & Repair This is the first time i see this problem and i bought this car a month ago 7 Answers 140 GuruDXFY7 answered 5 years ago. reduced engine power buick lacrosse. U know where this compartment is and which wires. 7K subscribers Subscribe 849K views 4 years ago How to fix reduced engine power and. it said repair faulty wiring in passenger compartment. The problem appears attributable to a defective accelerator pedal sensor. 2009 Buick Lacrosse Problems. Question type: Maintenance & Repair. Reduced engine power light. Then the other day the check engine light came back on with the same code P2138 that says (reduce engine power) which means gas pedal and senor unit again. I have a 2010 Buick lacrosse cxl 3. I have a 2008 Buick LaCrosse with 185,000 miles that loses acceleration while driving, resulting in the “low engine power” light coming on. 7K subscribers Subscribe 849K views 4 years ago How to fix reduced engine power and. What Is The Reduced Engine Power Warning Light?. There are currently 24 Community Choice Aggregators (CCAs), also known as Community Choice Energy (CCE) programs, serving more than 11 million customers in. loss of engine power, warning lights were flashing on and off and my gauge needles were bouncing up and down, check engine light then came on and stayed on, throttle sensor problem maybe the cause in reduced power and cause. Buick Lacrosse Problems ️ Everything You Need To Know">Buick Lacrosse Problems ️ Everything You Need To Know. Autozone codes P0100, P0430, P0113, P0420,and P0335. The wheelbase remains unchanged at 114. Probable causes? Posted by jp155 on Dec 08, 2010 Find parts for your 2005 Buick LaCrosse Check Price eBay 1 Answer JA AUTO Expert 239 Answers THROTTLE PEDAL OR THROTTLE BODY SHOULD HAVE DTC CODES IN IT Posted on Dec 08, 2010 Add Your Answer Video Photos Related Questions: Feb 09, 2021 • 2005 Buick LaCrosse. Reduced engine power and traction control came up on the display for the first time since we have owned the vehicle. 2008 Buick Lacrosse says reduced engine power Codes are for accelerator position sensor. 2011 Buick LaCrosse Asked by Visitor in Orange, TX on October 26, 2018 The car will shutdown while driving. The reduced engine power light comes on when the vehicle’s computer detects a fault in any of the systems that allow the engine to run optimally, such as airflow sensors, throttle position sensors, throttle actuator control system, and oxygen sensors. For example, a faulty high-pressure fuel pump might reduce engine power, thereby causing the warning to illuminate. The High Pressure Fuel Pump has a solenoid (a Violet/Black wire and a Yellow wire), that when not powered, allows %100 of the HP Fuel Pump output to pass through to the High Pressure fuel. engine reduced power. I have a 2008 Buick LaCrosse with 185,000 miles that loses acceleration while driving, resulting in the “low engine power” […]. 2010 Buick LaCrosse Loss Of Engine Power: 1 Complaints. Probable causes? Posted by jp155 on Dec 08, 2010 Find parts for your 2005 Buick LaCrosse Check Price eBay 1 Answer JA AUTO Expert 239 Answers THROTTLE PEDAL OR THROTTLE BODY SHOULD HAVE DTC CODES IN IT Posted on Dec 08, 2010 Add Your Answer Video Photos Related. How to fix Reduced Engine Power and Service Traction Control. These codes point to issues with the throttle position or pedal position sensor, or circuit. Mark helpful 210 Antonio answered 2 years ago Replace throttle body is still doing the same 2. The reduced power light is on. Service Bulletin Bulletin No. Reduced engine power light and service traction control light. Reduced Engine Power: What Causes It? And How Can …. Answer (1 of 3): It's essentially to inform you that a problem has been detected by the Powertrain Control Module involving a critical input. These fuses are in the interior fuse panel under the steering wheel. Broken exposed or wire touching metal. Reduced engine power light and service traction control Reduced engine power light and service traction control light. I have a 2008 Lacrosse and it's been getting progressively worse about throwing a "Reduced Engine Power" alert. Many Reduced Engine Power (REP) warning lights are related to faults in the ETC system. Buick describes it as “its new-generation LaCrosse in China. 2010 Buick LaCrosse - Loss of power brainstorming. Install a 3 amp fused jumper wire between TP sensor 1 signal circuit terminal D and the 5 volts reference circuit terminal E. So far can't find the location for it. Hello, when "engine power is reduced", a concern has occurred that creates a safety concern or a concern with potential damage to components that can be avoided by reducing power. Buick Lacrosse premium engine power reduced and service ">2012 Buick Lacrosse premium engine power reduced and service. The cost to diagnose the P2138 Buick code is 1. There are two engine options: a 1. I have a 2010 Buick lacrosse cxl 3. Reduced engine power stop car when safe to do so 2008 Buick LaCrosse Asked by Visitor in Manchester, CT on August 02, 2019 Engine feels like it's gon a stall. If you find moisture, blow it dry with compressed air. Asked by GuruVRTNM Sep 08, 2018 at 03:02 AM about the 2010 Buick LaCrosse. Took it to a mechanic who said there was a glitch in the ECM, and they would have to repair that (900$) before they could run a diagnostic test. TECHNICAL Subject: Reduced Engine Power, Reduced Engine Power Displayed on Driver InformationCenter (DIC), Malfunction Indicator Lamp (MIL) Illuminated - DTC. 2011 Buick LaCrosse Asked by Visitor in Orange, TX on October 26, 2018 The car will shutdown while driving. 0 fairly significant Typical Repair Cost: No data Average Mileage: 63,900 miles Total Complaints: 5. The car will shutdown while driving. Then all temperature and radio settings are erased. Fuse 6 and 7 from what I can tell fuse 6 is for the center console socket and fuse 7 is for the front. What’s causing my 2008 Buick LaCrosse to lose acceleration? Q. Reduced engine power light. I have a 2008 Buick LaCrosse with 185,000 miles that loses acceleration while driving, resulting in the “low engine power” light coming on. What’s causing my 2008 Buick LaCrosse to lose acceleration? Q. 43 Complaints: 2012 Buick LaCrosse Engine Problems. I had it scanned and it comes up as the fuel pressure regulator. Reduced Power light is on Inspection $94. reduced engine power | Buick Forums Buick Forums Tags reduced engine power Problems with "Reduced Engine Power" Hello, Hoping someone can shed some light on this issue I've been having. Hello, when "engine power is reduced", a concern has occurred that creates a safety concern or a concern with potential damage to components that can be avoided by reducing power. Any problem within the TAC system can cause the reduced engine power warning light to go on. Engine light appears and states. Find the location of the MAF sensor in your LaCrosse, unplug the electrical connectors, and remove the sensor from the housing. Common Buick LaCrosse Problems: Top 5 Issues for 2nd Gen (2010-2016) Cold start misfire is a top problem of Buick LaCrosse. Replied by Chad on topic 2012 Buick Lacrosse premium engine power reduced and service stabilitrak system P0089 and P228D refer to the High Pressure fuel rail. To diagnose, disconnect connector X101. The Scan Tool will display Active if the mode is in operation and Inactive if the mode is not in operation. Reduce power on 2010 Buick Lacrosse 19 people found this helpful. Reduced engine power warning will come on when there is an engine sensor input issue, or oxygen sensor problem. Check to verify that you have a PWM signal at the High Pressure Fuel Pump control solenoid. Check engine light and reduced engine power — Ricks Free Auto …. loss of engine power, warning lights were flashing on and off and my gauge needles were bouncing up and down, check engine light then came on and stayed on, throttle sensor problem maybe the cause in reduced power and cause malfuntion indicator lamps to appear, had to manually shift gears to try to get up speed. To compare, America's LaCrosse was significantly more powerful with a 310-hp 3. Reduced engine power…">2012 Buick Lacrosse. 5-liter turbocharged unit with 169 horsepower or a larger 2. The San Jose Flea Market, located in Berryessa district of San Jose, California, was founded by George Bumb Sr. If all circuits test normal, test or replace the throttle body assembly. 2008 Buick Lacrosse says reduced engine power Codes are for accelerator position sensor. 0 that I have been trying to fix a P0092 problem. Poor accelerator pedal response. 2010 BUICK LACROSSE reduced engine power is on and wont go pass 20 miles a hour tcmichnorth January 1, 2019, 4:34pm #2 This is the car going into limp mode. When checking for DTCs in the powertrain control module (PCM), codes P1125, P2101, P2120, P2125 or P2138 may be found. SOLVED: 2008 Buick Lacrosse says reduced engine power. Hello, when "engine power is reduced", a concern has occurred that creates a safety concern or a concern with potential damage to components that can be avoided by reducing power. In this video would be going over what the reduced engine power light means and what you should do to fix it, a few things you. As a driver, you may notice one or more of the following driveability issues: Engine speed reduced between 1200 and 1600 RPM. 2 Answers 30 Walt answered 4 years ago The two sockets are on different fuses. Does your Buick have Safety Recalls? → Check here What are Code P2138 Buick Possible Symptoms?. It could be that the temp sensor isnt telling computer proper engine temp, or there may be issue with airflow sensor. The vehicle was towed to kyle edwards Buick GMC located at (1600 N main St, muskogee, ok 74401) and was diagnosed that the engine ceased and needed to be replaced. How to fix Reduced Engine Power and Service Traction Control on GM Chevy Pontiac Buick TomsFoolery 31. If the fluid under the vehicle is transmission fluid and is leaking, this may explain the reason for the reduced power mode. Reduced Engine Power: What Causes It? And How Can I Fix It?. 29 Complaints: 2011 Buick LaCrosse Engine Problems. Reduced engine power/Traction control light on. How to deal with Buick LaCrosse CXL reduced engine power?. 2010 Buick LaCrosse reduced engine power light. 2011 buick lacrosse reduced engine light came on. The ECM controls this solenoid, which controls the Fuel Rail Pressure, with a Pulse Width Modulated signal. Reduced engine power stop car when safe to do so. Reduce power on 2010 Buick Lacrosse 19 people found this helpful. The wheelbase remains unchanged at 114. Reduced engine power Ask an Expert Car Questions Buick Repair 2012 Buick LaCrosse V6 getting code P2138. Buick LaCrosse reduced engine power light. Kerry54 January 8, 2023, 9:21pm 1. Reduced Engine Power is similar to limp mode, where the car’s ECU (Engine Control Unit) decreases the power output and limits performance on purpose. Cause This condition may be caused by moisture or water inside electrical connector X101 located on the left strut (shock) tower. Reduced Engine Power Warning: What Does It Mean?. After pulling over a gas smell What seems to make the problem better or worse? Highway. Check engine light stays on. Spray at least 10 spurts of MAF cleaner onto the sensor and then let it air dry for an hour or until completely dry. Engine Power is Reduced Warning?">What's Up With Chevy's Engine Power is Reduced Warning?. 2011 Buick LaCrosse. In layman's terms, it's the PCMs way of saying “ I REALLY don't like what I'm seeing, and I'm going to limit power”. The "Reduced Engine Power" Message and Fixes for It">The "Reduced Engine Power" Message and Fixes for It. The law firm of Migliaccio & Rathod is currently investigating the 2016-2019 Chevy Malibu, the 2017-2018 Buick LaCrosse, and the 2018 Buick Regal for engine power reduction issues that results in unexpected deceleration, often at highway speeds. com : Car complaints, car problems and. The common signs of dirty throttle body are poor engine performance, erratic idle, the engine react poorly to movements of the accelerator pedal, and the engine sputters or stalls. In this video would be going over what the reduced engine power light means and what you should do to fix it, a few things you can try prior to spending any money on new parts or repair and how to relearn the throttle body after you repair the reduced engine power light. Reduce power on 2010 Buick Lacrosse 19 people found this helpful. Buick LaCrosse V6 getting code P2138. My 2013 buick lacrosse loses power 1 Answer My 2013 buick lacrosse suddenly loses power while driving and then reconnects. The High Pressure Fuel Pump has a solenoid (a Violet/Black wire and a Yellow wire), that when not powered, allows %100 of the HP Fuel Pump output to pass through to the. Reduced engine power light and service traction control light. Replied by Chad on topic 2012 Buick Lacrosse premium engine power reduced and service stabilitrak system P0089 and P228D refer to the High Pressure fuel rail. Asked by Visitor in Manchester, CT on. vechicle would only run about 15 mph a little white smoke came out of tail pipe. Reduced Engine Power Light On 2009 Buick LaCrosse 6. Dirty throttle body can also be the cause of slow acceleration in your Buick LaCrosse. PDF Service Bulletin Bulletin No. Use a small screwdriver or pick to remove the wire seal from the connector on both side of the connector (male and female sides). 2009 Buick LaCrosse Reduced Engine Power Light On. Could be something as simple as a dirty air filter, but also something more serious. The engine concerns of the 2008 Buick Lacrosse focus on the engine stalling and shutting off while driving or the check engine light coming on during use. from time to time the car slows down,white smoke starts coming from the. 12 Volt auxiliary power socket Not Working. The control module limits engine power when this mode is Active. The reduced power light is on. 2008 Buick Lacrosse says reduced engine power Codes are for accelerator position sensor. 2011 buick lacrosse reduced engine light came on. When checking for DTCs in the powertrain control module (PCM), codes P1125, P2101, P2120, P2125 or P2138 may be found. 0 fairly significant Typical Repair Cost: No data Average Mileage: 63,900 miles Total Complaints: 5 complaints Most Common Solutions: not. Data network or PCM issues Some older vehicles have modules that serve as mini-computers. Engine light appears and states. 7K subscribers Subscribe 849K views 4 years ago How to fix reduced engine power and. 2011 lacrosse clx read more ChristianH1123 CEO/Lead Technician Associates of Applied Scien 2,394 satisfied customers. Code P2138 Buick reduce engine power May 13, 2016 I have replaced the gas pedal unit which includes the sensor 2 months ago on my 2007 Buick Lacrosse 3. The direct fuel injection system can cause carbon build-up on engine valves, which triggers the misfire. Sometimes connections can loosen with hot/cold temps during expansion/contraction. Reduced engine power light. To diagnose, disconnect connector X101. The car is powered by a four-cylinder gas engine, according to CarScoops, but Buick would rather you not think about that. Reduced engine power, service traction system, traction c. A disgraced ex-eBay employee helped make high-level decisions for former San Jose Mayor Sam Liccardo three months after he lost his job at the tech giant for his. The Reduced Engine Power message alerts the driver that the control module has detected a fault in the Throttle Actuator Control (TAC) system. , ASE Certified Technician Category: Buick. The auto repair's diagnosis time and labor rates vary by location, vehicle's make and model, and even your engine type. Correction Perform the repair listed below. Have a qualified repair shop diagnose it. engine reduced power 40 Asked by GuruVRTNM Sep 08, 2018 at 03:02 AM about the 2010 Buick LaCrosse Question type: Maintenance & Repair from time to time the car slows down,white smoke starts coming from the exhaust and on the board you can read ; REDUCED ENGINE POWER 2 Answers F_O_R answered 4 years ago Possible head gasket leak. I would recommend having an expert from YourMechanic come to your location to diagnose and. How many miles are on the car? Is it an automatic or a manual transmission? Answered in 5 hours by: Buick Mechanic:. The idea is that you pull over to a safe place and then get the vehicle to a place to repair it. Reduced engine… Related Buick Questions Josh127 Auto/Diesel Repair Degree Paul M ASE Master Paul M ASE Master Automotive College PabloH108 Gregg Lathem Consultant Gary Buick Technician Vocational, Technical or Tra. Using a small pocket-size screwdriver, carefully re-position the wire seal out of the connector body. There is something that needs immediate attention. Mark helpful 210 Antonio answered 2 years ago Replace throttle body is still doing the same 2 people found this helpful. I have 2011 buick lacrosse cxs got a power reduced message…. One of the more common reasons includes one or both APP sensors in the accelerator pedal or the pair of TP sensors. What Does the Reduced Engine Power Message Light Mean? The reduced engine power light comes on when the vehicle's computer detects a fault in any of the systems that allow the engine to run optimally, such as airflow sensors, throttle position sensors, throttle actuator control system, and oxygen sensors. 2 Answers 30 Walt answered 4 years ago The two sockets are on different fuses. LaCrosse 122,000 miles A D V E R T I S E M E N T S While going around curves the engine lost power several time. Reduced engine…">2012 Buick LaCrosse V6 getting code P2138. The law firm of Migliaccio & Rathod is currently investigating the 2016-2019 Chevy Malibu, the 2017-2018 Buick LaCrosse, and the 2018 Buick Regal for engine power reduction issues that results in unexpected deceleration, often at highway speeds. Also, I'm having this same issue and it isn't the fuse. GM Reduced Engine Power Mystery Solved. P2138 Buick Code Meaning, Causes, Symptoms, & Tech Notes. com%2fblog%2fwhat-triggers-reduced-engine-power%2f/RK=2/RS=72Eqg6bySTqXICXqTwx54WwwMVQ-" referrerpolicy="origin" target="_blank">See full list on carparts. 2008 Buick LaCrosse. What's Up With Chevy's Engine Power is Reduced Warning?. The 2007 Buick LaCrosse has 1 problems reported for reduced engine power. There are two engine options: a 1. Reduced ">2008 Buick LaCrosse. Hello, when "engine power is reduced", a concern has occurred that creates a safety concern or a concern with potential damage to components that can be avoided. I have a 2008 Buick LaCrosse with 185,000 miles that loses acceleration while driving, resulting in the “low engine power” light coming on. 2012 Buick Lacrosse premium engine power reduced and service. SOLVED: My car is a 2005 Buick LaCrosse. In some instances, the Reduced Engine Power warning may illuminate to inform the driver that the vehicle lacks power due to an underlying condition. Check engine light and reduced engine power — Ricks Free Auto ">Check engine light and reduced engine power — Ricks Free Auto. Asked by Visitor in Orange, TX on October 26, 2018. Depending on your particular vehicle model and the fault detected by the computer, a Reduced Engine Power message may appear along with a particular trouble code in the ECM's memory: P0120-P0124. Why is my 'low engine power' light coming on?. Reduced Engine Power Light On 2009 Buick LaCrosse 6. How to fix Reduced Engine Power and Service …. Also engine shaking real bad at stop lights. He had the idea to open a flea market while. Mark helpful 10 will answered about a year ago Check wires under the hood. Detach the electrical connector X101 from the left strut (shock ) tower. With the seals out of the way, inspect. San Jose, California has been home to five Chinatowns that existed until the 1930s: [1] First Market Street Chinatown (1866–1870) Vine Street Chinatown (1870–1872). Common Buick LaCrosse Problems: Top 5 Issues for 2nd Gen (2010-2016) Cold start misfire is a top problem of Buick LaCrosse. com">Why is my 'low engine power' light coming on?. loss of engine power, warning lights were flashing on and off and my gauge needles were bouncing up and down, check engine light then came on and stayed on, throttle sensor problem maybe the cause in reduced power and cause malfuntion indicator lamps to appear, had to manually shift gears to try to get up speed. Front 12 Volt auxiliary power socket Not Working. Buick describes it as “its new-generation LaCrosse in China. Install a 3 amp fused jumper wire between TP sensor 1 signal circuit terminal D and the 5 volts reference circuit terminal E. DaveJM on July 05, 2021 Hello, when "engine power is reduced", a concern has occurred that creates a safety concern or a concern with potential damage to components that can be avoided by reducing power. Verify the scan tool TP sensor 1 voltage parameter is greater than 4. How to fix Reduced Engine Power and Service Traction Control on GM Chevy Pontiac Buick TomsFoolery 31. 2010 Buick LaCrosse - Loss of power brainstorming. Some technicians may find DTC P228C (Fuel Pressure Regulator Control Performance - Low Pressure) has set again in the Engine Control Module (ECM) as. Engine light appears and states. Average failure mileage is 18,600 miles. 2011 buick lacrosse reduced engine light came on. SOLVED: Reduced engine power 2007 buick lacrosse. 2011 Buick LaCrosse. Most auto repair shops charge between $75 and $150 per hour. I had it scanned and it comes up as the fuel. The ECM controls this solenoid, which controls the Fuel Rail Pressure, with a Pulse Width Modulated signal. Replace throttle body, replace with a modified PCV Valve (enlarge the holes in the PCV valve, hose side to 7/64hs and the engine side both holes to 5/64ths), replace the MAP sensor. 2010 Buick LaCrosse has been giving me a! Engine power is…">My 2010 Buick LaCrosse has been giving me a! Engine power is…. I changed it twice and still have the same issues. radio turns off and will restart after a few seconds. The dealership said it was the high pressure fuel pump. Reduced Engine Power and Service Traction Control ">How to fix Reduced Engine Power and Service Traction Control. In some instances, the Reduced Engine Power warning may illuminate to inform the driver that the vehicle lacks power due to an underlying condition. A fault in this system usually results in the vehicle going into limp-home or fail-safe mode. To fix the engine stalling while driving the typical repair cost comes out to around $310 and occurs at around 53,000 miles. How many downstream O2 sensors do a buick lacrosse have;. For example, a faulty high-pressure fuel pump might reduce engine power, thereby causing the warning to illuminate. 2010 BUICK LACROSSE reduced engine power is on and wont go pass 20 miles a hour tcmichnorth January 1, 2019, 4:34pm #2 This is the car going into limp mode. • Reduced Engine Power message displayed on DIC • MIL illuminated Some customers may also comment that the MIL and Reduced Engine Power message displayed clears after cycling the ignition key. possible throttle sensor problem that causes reduced power and cause. ” The car is powered by a four-cylinder gas engine, according to CarScoops, but Buick would rather you not think about that. Check for the presence of moisture on both halves of the connector. It's not a clogged fuel filter, and no. In this video would be going over what the reduced engine power light means and what you should do to fix it, a few things you can try prior to spending any money on new parts or repair and how to relearn the throttle body after you repair the reduced engine power light. Posted by charlie fuller on Dec 21, 2017 1 Answer Jeff Armer Buick Master 15,575 Answers Problem with electronic throttle control , engine reduced power. Buick describes it as “its new-generation LaCrosse in China. ” The car is powered by a four-cylinder gas engine, according to CarScoops, but Buick would rather you not think about that. 2010 BUICK LACROSSE reduced engine power is on and wont go pass 20 miles a hour tcmichnorth January 1, 2019, 4:34pm #2 This is the car going into limp mode. 2011 buick lacrosse reduced engine light came on ">SOLVED: 2011 buick lacrosse reduced engine light came on. 5M views 7 years ago Loads of GM owners are getting the death message "reduced engine power" on the dash - Mark wants to know the exact root cause of this well known issue so he takes the. The reduced engine power light comes on when the vehicle’s computer detects a fault in any of the systems that allow the engine to run optimally, such as airflow sensors, throttle position. Reduced engine power light. Code P2138 Buick reduce engine power May 13, 2016 I have replaced the gas pedal unit which includes the sensor 2 months ago on my 2007 Buick Lacrosse 3. going up hills car slowed right …. Reduced engine power stop car when safe to do so. P0089 is saying that there is a problem with the PWM signal from the ECM to the Fuel Pump solenoid. How to fix Reduced Engine Power and Service Traction Control on GM Chevy Pontiac Buick TomsFoolery 31. Speed sudden reduced and warning light appears. the engine light is a generic fault indicator in your car to point out something is not quite right with the engine, having a loss of power as well is also known in some areas as Limp Mode or Safety Mode. 2010 Buick Lacrosse crank snsor where? Changing VVT snsors Help Locate all 4 ? HID bulb not illuminating; 2008 Buick LaCrosse Estimates. My 2010 Buick LaCrosse has been giving me a! Engine power is reduced. Buick LaCrosse Problems: Reliability, Common Issues, Complaints">Buick LaCrosse Problems: Reliability, Common Issues, Complaints. Discontinued Buick LaCross Gets New Life in China Auto Market. Symptoms include engine misfiring and rumbling during cold starts with a check engine light on. 99 Get a Quote Or For Any Other Auto Repairs Get a Quote Robert Tomashek Automotive Mechanic 26 years of experience Hi there. 2011 Buick Lacrosee reduced engine power. Check engine light stays on. HELPReduced engine power. Live in NC, current weather is hot and humid. Reduced Engine Power is similar to limp mode, where the car’s ECU (Engine Control Unit) decreases the power output and limits performance on purpose. Do not use cloth or cotton swabs to clean the sensor, as it can damage it. How to fix Reduced Engine Power and Service Traction Control on GM Chevy Pontiac Buick TomsFoolery 31. Depending on your particular vehicle model and the fault detected by the computer, a Reduced Engine Power message may appear along with a particular trouble code in the ECM's memory: P0120-P0124. 2008 Buick LaCrosse. Where it is on older models it has a Vapor Canister Purge Solenoid. Average failure mileage is 89,000 miles. Though there are a lot of reasons that this can occur, most of the time it is because of a voltage issue. Clicking this will make more experts see the question and we will remind you when it gets answered. Also engine shaking real bad at stop lights. This usually indicates a serious issue with the engine or transmission, and the ECU is preventing further damage by reducing the engine’s workload. Reduced engine power… 2012 Buick Lacrosse - 110,000 miles. How to deal with Buick LaCrosse CXL reduced engine power? 1. Many Reduced Engine Power (REP) warning lights are related to faults in the ETC system. LaCrosse 122,000 miles A D V E R T I S E M E N T S While going around curves the engine lost power several time. it means the car is restricting the power it gives to ensure no damage it done to the engine. 2011 Buick LaCrosse Engine Power Reduction: 2 Complaints Buick » LaCrosse » 2011 » engine May 13: GM ARC Exploding Airbag Recall Affects 995,000. Buick LaCrosse Is Not For America">Stunning New 2024 Buick LaCrosse Is Not For America. Autozone codes P0100, P0430, P0113, P0420,and P0335 were detected. com/_ylt=Awrig2v8cmZkLckA6hpXNyoA;_ylu=Y29sbwNiZjEEcG9zAzMEdnRpZAMEc2VjA3Ny/RV=2/RE=1684464508/RO=10/RU=https%3a%2f%2fwww.