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2011 Silverado 1500 LTZ V8 4x4 P2138 Engine Power Reduced with Intermittent Electrical Issues
I own a 2011 Chevrolet Silverado 1500 LTZ with a 5.3L V8 engine, 4-wheel drive, and I'm currently experiencing persistent issues including 'Service StabTrak', 'Service Traction ...
2011 Silverado | P21382004 Chevrolet Trailblazer P2135, P2138, P300, P303 - Reduced Engine Power & Rough Idle Diagnosis
I'm experiencing a sudden and concerning issue with my 2004 Chevrolet Trailblazer. The truck has been running smoothly for about two years with no prior problems—excellent relia...
2004 Trailblazer | P21352005 Trailblazer P2138 Code: Limp Mode After Throttle Body and Accelerator Replacement
I own a 2005 Chevrolet Trailblazer with persistent OBD2 fault codes P0641, P2138, and P2135. I've already replaced the accelerator pedal and throttle body, and installed new wir...
Trailblazer | P21382005 Honda Pilot P0137, P2138, P0300 & P0302-P0306 Misfire Issues: Diagnosis and Fixes
Hello, I recently encountered multiple engine trouble codes on my 2005 Honda Pilot, which have been causing significant driving issues. Using an OBD-II scanner, I retrieved the...
Pilot 2005 | P01372007 Ford Focus OBD Codes P0607, P2110, P2122, P2138: Throttle System Faults and Engine Warning Light Issues
Hi everyone, I'm new to this forum but have a 2007 Ford Focus with recurring engine warning light issues. The check engine light has been on for several days, then goes off unex...
2007 Ford Focus | P06072018 Silverado DTC P2138 - Stranded 3 times so far...
Replaced the accelerator pedal w/sensor the first time. Replaced the ECM the second time. Now what? Replace the throttle body and its sensors? any help?
2018 Silverado | P21382004 Cadillac SRX Engine Power Reduction: P0343, P2138, P0368, and P0606 Diagnostic Issues After Engine Swap
I own a 2004 Cadillac SRX with a 3.6L engine and recently performed an engine swap using a 2006 Cadillac STS engine. Since the swap, the check engine light has remained on conti...
2004 Cadillac | P0343P2138 Fault on 2009 Chevrolet Impala: Intermittent Traction Control Failure and Power Loss
My 2009 Chevrolet Impala recently experienced a sudden loss of power and 'traction control not operating' for approximately one mile. After shutting off the engine and restartin...
2009 Chevrolet Impala | P21382012 Mitsubishi Pajero Sport P2138 Fault: Throttle Pedal Position Sensor Voltage Correlation Issue
Hello, I'm Sanjay Sharma from Chandigarh. I own a 2012 Mitsubishi Pajero Sport with a 2500cc diesel engine and manual transmission. For the past year, I've been experiencing a r...
2012 Pajero Sport | P21382012 Chevy Cruze Loss of Power with DTC P2138 - Can It Be Driven Safely?
I own a 2012 Chevrolet Cruze 1.8L automatic and am experiencing a loss of engine power. The vehicle displays Diagnostic Trouble Code (DTC) P2138: 'Accelerator Pedal Position (AP...
2012 Chevy Cruze | P21382006 Nissan Titan P2138 Code: Throttle Pedal Position Sensor Voltage Correlation Fix & Diagnosis
I own a 2006 Nissan Titan with 128,000 miles. Recently, the vehicle has triggered a P2138 diagnostic trouble code, indicating a voltage correlation issue between the throttle pe...
2006 Nissan Titan | P21382006 Pontiac Grand Prix Base Model - Error Codes P1125, P2138, and P2125 After Throttle Body and Pedal Replacement
Hello, I'm experiencing persistent error codes P1125, P2138, and P2125 on my 2006 Pontiac Grand Prix Base Model. I've already replaced the throttle body and pedal assembly, and...
Pontiac Grand Prix | P1125Nissan Versa P2138 Fault: Pedal Power Loss and Engine Light On
I recently purchased a Nissan Versa from a pre-owner and am now experiencing intermittent pedal power loss, along with the service engine light illuminating. After taking it to ...
Nissan Versa | P2138Nissan Sunny 1.6L 2010 - Fault Codes P2138, P1229, P2127, P2122 and Unresponsive Throttle After Sensor Replacement
I own a 2010 Nissan Sunny 1.6L and am experiencing an unresponsive throttle. The vehicle is showing fault codes P2138, P1229, P2-127, and P2122. I recently replaced the accelera...
Nissan Sunny | P12292006 Acura TL P0134 P2251 P2138 Error Codes: Front or Rear O2 Sensor? Diagnostics & Part Replacement Advice
2006 Acura TL (3.2L, Automatic, No Sports Package) – Vehicle experiences severe hesitation when accelerating. After bringing the car to Auto Zone for diagnostics, the following ...
2006 Acura TL | P01342007 Pontiac Grand Prix P2138 Code: Wet Weather Only Reduced Engine Power & Cruise Control Failure
Hi everyone, I own a 2007 Pontiac Grand Prix with a sunroof that has been throwing DTC P2138 for nearly a year. The issue only occurs during rainy or wet road conditions, when ...
Grand Prix | P21382006 Corvette C6 LS2 P2138 Fault: Accelerator Pedal Sensor Issue and Diagnosis Steps
I recently purchased a 2006 Chevrolet Corvette C6 with an LS2 engine that has 12,571 miles on the odometer. While driving home with my wife, I noticed the vehicle emitted a warn...
2006 Corvette | P2138