Engine Wire Harness Chafing / IPC Gauges Sweep / IPC Warning Message / SES/Check Engine/MIL / No Start / No Crank / Runs Rough / Stalls / Reduced Engine Power / Various DTCs – 2019-2021 Cadillac Chevrolet GMC

2020 Chevrolet Silverado 1500

NHTSA ID Number: 10224856 Manufacturer Communication Number: 21-NA-149 Summary This technical bulletin provides repair information to correct a customer concern of Engine Wire Harness Chafing.   Condition 1 This Condition pertains to vehicles equipped with engine 2.7L, L3B only. Some customers may comment on any of the following concerns: – SES MIL – No Start – No …

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Intermittent SES Light due to DTC P2138 – 2006-2008 Chevrolet HHR

2008 Chevrolet HHR

NHTSA ID Number: 10162101 Manufacturer Communication Number: PIP4310E Summary This preliminary information, informs the dealer of potential wiring and harness issues that could cause an intermittent service engine soon lamp to illuminate. Dealer is to check the engine wiring harness at points listed in the document and also verify that if any previous repairs were made, they …

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14636 Special Coverage Adjustment – Reduced Engine Power/Accelerator Pedal Position Sensor – 2009-2011 Buick & Chevrolet

2011 Chevrolet Impala

NHTSA ID Number: 10090054 Manufacturer Communication Number: 14636   Summary 14636 – SPECIAL COVERAGE. SOME 2009 MODEL YEAR BUICK LACROSSE AND ALLURE VEHICLES AND 2009-2011 MODEL YEAR CHEVROLET IMPALA VEHICLES MAY HAVE A BROKEN SOLDER CONNECTION WITHIN THE ACCELERATOR PEDAL POSITION (APP) SENSOR. THIS CONDITION MAY RESULT IN REDUCED ENGINE POWER AND LOSS OF TRACTION CONTROL ASSIST. …

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Intermittent Malfunction Indicator Lamp (MIL) Illuminated, DTC P2138 with Reduced Engine Power (Repair Instrument Panel (IP) to Body Harness Connector) – 2018 and Prior GM Passenger Cars and Light Duty Trucks

2018 Chevrolet Silverado

NHTSA ID Number: 10139090 Manufacturer Communication Number: 070604019F   Summary This technical bulletin provides repair information for repairing the IP to body harness connector to correct a customer concern for intermittent Malfunction Indicator Lamp (MIL) illuminated with Reduced Engine Power displayed and DTC P2138 set.     Condition Intermittent malfunction indicator lamp (MIL) being Illuminated with a …

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