Diagnostic Tips for Knocking, Rattle, Squeak and/or Squeal Type Noise from Engine – Engine Replacement Recommendations for HFV6 Gen 1 and Gen 2 – 2007-2022 Buick Cadillac Chevrolet GMC Pontiac Saturn

2022 Chevrolet Camaro

NHTSA ID Number: 10205052 Manufacturer Communication Number: 19NA256   Summary This service bulletin provides diagnostic aid information/procedures to perform inspections to determine if the engine needs to be replaced as opposed to just internal parts for knocking, rattle, squeak and/or squeal type noises from engine.     209 Affected Products Vehicles MAKE MODEL YEAR BUICK ENCLAVE 2008-2022 … Read more

Popping Noise From Front of Vehicle When Traveling Over Bumps – 2013-2015 Cadillac ATS & 2014-2015 Cadillac CTS

2015 Cadillac ATS

NHTSA ID Number: 10118983 Manufacturer Communication Number: PI1510A Summary This preliminary informational bulletin provides a procedure to replace both the front suspension mounts and cups to correct a condition of a popping noise from the fron of the vehicle when traveling over bumps due to the front strut mount being torn due to high underbody/underhood temps in … Read more

Pulse, Grinding, Scraping Noise from Brakes, Uneven Front Brake Pad Wear – 2014-2019 Cadillac Chevrolet & GMC

2019 Chevrolet Suburban

NHTSA ID Number: 10161926 Manufacturer Communication Number: 19NA116 Summary This technical bulletin provides repair information to correct a customer concern of pulsing, grinding, scraping noise from brakes, uneven front brake pad wear. 46 Affected Products Vehicles CADILLAC ESCALADE 2015-2019 CADILLAC ESCALADE ESV 2015-2019 CHEVROLET SILVERADO 2017 CHEVROLET SILVERADO 1500 2014 CHEVROLET SILVERADO 2500 2015-2016, 2018-2019 CHEVROLET SILVERADO … Read more

Malfunction Indicator Lamp (MIL) Illuminated, Intermittently Unable to Shift into Reverse, DTC P0502 Set – 2013-2016 Cadillac & Chevrolet

Cadillac & Chevrolet

NHTSA ID Number: 10201131 Manufacturer Communication Number: PI1489A Summary Malfunction Indicator Lamp (MIL) Illuminated, Intermittently Unable to Shift into Reverse, DTC P0502 Set   Condition/Concern Some customers may comment on a malfunction indicator lamp (MIL) illuminated. They may also comment that they intermittently are unable to shift into Reverse. When checking the vehicle for DTCs, the engine … Read more

Engine Overheating – Poor Heater Performance AC Off Message P00B7 P2181 – 2013-2015 Buick Cadillac & Chevrolet

2015 Chevrolet Impala

NHTSA ID Number: 10115013 Manufacturer Communication Number: PIP5300 Summary This Preliminary Information communication provides information to the technician on the steps to diagnose and repair vehicles that engine overheating, and/or poor heater performance, AC off message, and Malfunction Indicator Lamp illumination. Technician will find Diagnostic Trouble Code P00B7 and/or P2181. Technician will gain access to the water … Read more