NHTSA ID Number: 10222784 Manufacturer Communication Number: 21-NA-165 Summary This service bulletin provides a service procedure to correct a customer concern of a Rattle Noise/Vibration from Under Vehicle.   Cause This condition may be caused by a crack (2) in the brace (1) used to space the exhaust system.   Correction If the brace was found to ... Read more

The post Rattle Noise/Vibration from Under Vehicle – 2020-2022 Cadillac CT5 first appeard on GM - OEMDTC and is written by oemdtc

NHTSA ID Number: 10226385 Manufacturer Communication Number: PIP5845A Summary This Preliminary information communicates to the dealer technician that if the vehicle’s engine coolant reservoir has transmission fluid in it or if Glycol it found in the transmission fluid the dealer should replace the Automatic Transmission Fluid Cooling Exchanger. The dealer should refer to bulletin 08-07-30-035 for the recommended components ... Read more

The post Engine Coolant Reservoir Overfilled With Discolored Coolant Possible Engine Overheat Transmission Shake Shudder Vibration Shift Performance Or Slipping – 2021-2022 Cadillac Chevrolet GMC first appeard on GM - OEMDTC and is written by oemdtc

NHTSA ID Number: 10222800 Manufacturer Communication Number: 22-NA-154 Summary This informational bulletin is for Korea to see normal operation of A/C compressor.   Condition Some customers may comment on the following:   Cause The A/C compressor working load increases during high ambient temperatures and full A/C load conditions needed to cool the vehicle interior. Under these conditions, ... Read more

The post A/C Compressor Normal Noise and Vibration – 2019-2022 Chevrolet Colorado first appeard on GM - OEMDTC and is written by oemdtc

NHTSA ID Number: 10193431 Manufacturer Communication Number: PIP5743A   Summary This Preliminary information communicates to the dealer technician diagnostic tips for a vibration concern at low engine speeds. If using these diagnostics shows root cause of the vibration to be the transmission torque converter the torque converter should be replaced.     6 Affected Products Vehicles MAKE MODEL ... Read more

The post 2.5L LCV 6L50 MYB Rough Idle Or Vibration While In Gear After A Cold Start 800 to 1000 RPM And Or A Short Vibration At A Launch – 2019-2021 Chevrolet Colorado & GMC Canyon first appeard on GM - OEMDTC and is written by oemdtc

NHTSA ID Number: 10193441 Manufacturer Communication Number: PIP5348C   Summary This Preliminary Information communication provides information to the technician about vehicles that may have a vibration at idle in gear or at very low speeds. Technician should inspect for a stray nut or debris such as a rock wedged between the rubber and metal portions of the ... Read more

The post Vibration At Idle In Gear Or Low Speeds Remove Foreign Object Material Debris From Transmission Mount – 2015-2021 Chevrolet Colorado & GMC Canyon first appeard on GM - OEMDTC and is written by oemdtc