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

Duramax Diesel Hard Start, No Start, DTCs P0087, P0088, P0191, P128E or Injection Pump Replacement – 2010-2016 Chevrolet & GMC

2016 Chevrolet Silverado 3500

NHTSA ID Number: 10199228 Manufacturer Communication Number: 16NA102   Summary This technical bulletin provides a procedure to clean and repair the complete fuel system due to dirt getting into the fuel system causing the vehicle to have a hard or no start.   38 Affected Products Vehicles MAKE MODEL YEAR CHEVROLET EXPRESS 2010-2016 CHEVROLET SILVERADO 1500 2010-2013 … Read more

HVAC Blower Motor Is Noisy Or Vibrates – 2014-2018 Chevrolet & GMC

2018 Chevrolet Silverado

NHTSA ID Number: 10201329 Manufacturer Communication Number: PIT5245D   Summary This Preliminary Information communication provides information to the technician about vehicles that the blower motor may be noisy or vibrate when running. This concern will only occur when the temperatures is below 32 degrees Fahrenheit and if the blower motor is removed while still cold, ice may … 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