Diagnostic Tips

SES Lamp P050D P0300 Setting On A Cold Start And/Or a Run Rough Warm with No codes – 2014-2018 Cadillac Chevrolet GMC

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2019 Chevrolet Corvette

NHTSA ID Number: 10160989 Manufacturer Communication Number: PIP5498L Summary This Preliminary information communicates A vehicle may have a concern of DTC P050D setting along with a P0300 after a cold start up. White smoke and/or coolant odor may come from exhaust for an extended period of time at cold start as well. Cause Coolant getting into the cylinders, and provides direction for the … Read more

Rough Running Engine, Malfunction Indicator Lamp (MIL) Illuminated – DTC P0300 Set – 2016-2017 Chevrolet Malibu

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2017 Chevrolet Malibu

NHTSA ID Number: 10163242 Manufacturer Communication Number: 19NA122 Summary This technical bulletin provides a procedure to correct conditions of a rough running engine and MIL Illuminated with DTC P0300.   2 Affected Products Vehicle MAKE MODEL YEAR CHEVROLET MALIBU 2016-2017   Parts Piston 12674549 4 Bearing Kit 12674806 4 Gasket Kit 12687228 [easyazon_cta align=”center” identifier=”B07B3QD6WM” key=”small-light” locale=”US” … Read more

Various Hydraulic Brake Issues that Could Be Seen on Electric/ Hybrid Vehicles and Possible DTC C05AD, C0580, or P05FF – 2016-2019 Chevrolet Malibu & Volt

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2017 Chevrolet Malibu

NHTSA ID Number: 10163880 Manufacturer Communication Number: 16NA286 Summary This Bulletin provides information, tips and graphics regarding specific Hybrid vehicle hydraulic brake system failures, emphasizing disc brake caliper guide pin failures.   8 Affected Products Vehicles MAKE MODEL YEAR CHEVROLET MALIBU 2016-2019 CHEVROLET VOLT 2016-2019     SEOCONTENT-START Service Bulletin Bulletin No.: 16-NA-286 Date: July, 2019 INFORMATION … Read more

Rough Idle and/or Stalling When Sitting at a Stop – 2015-2016 Chevrolet Colorado & GMC Canyon

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2016 Chevrolet Colorado

NHTSA ID Number: 10118931 Manufacturer Communication Number: 16-NA-284   Summary This technical bulletin provides a procedure to reprogram the ECM to correct the condition of a rough idle/stalling on first start, then engine runs smooth after second start.     4 Affected Products Vehicles MAKE MODEL YEAR CHEVROLET COLORADO 2015-2016 GMC CANYON 2015-2016   Condition Rough idle … Read more

Instrument Panel Cluster (IPC) Warning Lamps And / Or MIL Are Illuminated Diesel Exhaust Fluid (DEF) Message Displayed Various DTCs Set (Inspect Wiring Harnesses for Chafing) – 2016-2021 Chevrolet Colorado & GMC Canyon

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2018 Chevrolet Colorado

NHTSA ID Number: 10184101 Manufacturer Communication Number: PIP5416D   Summary This Preliminary Information communicates to the technician the potential areas of concern in which the engine wiring harness may chafe. It describes in detail what to look for. If you encounter any of these specific described chafes, inspect, repair (as necessary) and route the wiring harness away from … Read more