Intermittent Service Theft Deterrent Message – 2021 Cadillac CT4 & CT5

2021 Cadillac CT4

NHTSA ID Number: 10193442 Manufacturer Communication Number: PIC6433A   Summary This Preliminary information communicates that a service theft deterrent message may display with no DTC’s.   OnStar turned off the ECM read request to prevent re-occurrence.     2 Affected Products Vehicles MAKE MODEL YEAR CADILLAC CT4 2021 CADILLAC CT5 2021   Condition A customer may comment that … Read more

Shudder 15mph-13mph (24-21 km/h) When Coasting to a Stop – 2021 Chevrolet Silverado & GMC Sierra

2021 Chevrolet Silverado

NHTSA ID Number: 10201328 Manufacturer Communication Number: PIP5820   Summary This Preliminary information communicates Some customers may comment when coasting to a stop between 15-13 mph there is a shudder type sensation that can also be described as rumble strips in the vehicle that felt when coming to a stop. Upon inspection of concern technician will be able … Read more

M1L Transmission Filter Investigation – 2020-2021 Chevrolet Corvette

2021 Chevrolet Corvette

NHTSA ID Number: 10201331 Manufacturer Communication Number: PIP5821   Summary This Preliminary information communicates request to have used filters returned for analysis.     2 Affected Products Vehicle MAKE MODEL YEAR CHEVROLET CORVETTE 2020-2021     SEOCONTENT-START Bulletin No.: PIP5821 Published date: 08/27/2021 Preliminary Information PIP5821 M1L Transmission Filter Investigation Models Brand: Chevrolet Model: Corvette Model Years: … Read more

Carpet Appearance Near the Center Console Area – 2020-2023 Chevrolet Corvette Stingray

2021 Chevrolet Corvette

NHTSA ID Number: 10224824 Manufacturer Communication Number: 21-NA-249 Summary This service bulletin provides repair information to correct a customer concern of the carpet appearance near the center console area.   Condition Note: A visible edge of the carpeting may be noticed on either side of the center console. This will typically be noticed during PDI (Pre-Delivery Inspection) … Read more

Hard Brake Pedal and/or Air Type Noise Heard Upon Brake Apply – 2016-2018 Buick Cadillac Chevrolet GMC Holden

2018 Chevrolet Camaro ZL1

NHTSA ID Number: 10198838 Manufacturer Communication Number: 17NA021   Summary This service bulletin provides a procedure for replacing the oil pump, power brake booster and power brake booster vacuum hose to eliminate a hard brake pedal and/or air type noise heard upon brake apply due to oil in the brake booster.     19 Affected Products Vehicles … Read more