HFV6 Engine Misfire On AFM Cylinders 2 or 5 – 2021 Cadillac Chevrolet GMC

Chevrolet-GMC-Cadillac

NHTSA ID Number: 10202400 Manufacturer Communication Number: PIP5824 Summary This Preliminary information communicates a possible issue with the active fuel management rockers causing a misfire and the correction for this concern.   Condition A 2021 vehicle equipped with a HFV6 Gen2 engine with AFM may be brought into the dealership with misfires on cylinder 2 or 5. … Read more

Adaptive Cruise Inoperative with Adaptive Cruise Control Temporarily Unavailable Message and code U0422 – 2019-2021 Cadillac Chevrolet GMC

Chevrolet-GMC-Cadillac

NHTSA ID Number: 10201294 Manufacturer Communication Number: PIT5845 Summary This Preliminary information communicates information to diagnose adaptive cruse with DTC U0422 in the EBCM.   Condition Customer may comment that the adaptive cruise is inoperative with adaptive cruise control temporarily unavailable message and DTC U0422 in the EBCM. The regular cruise may work when this happens.   Cause Concerns … Read more

SES Light – Reduced Power – DIC Warning Messages – Reduced Steering Message – Stabilitrack Message – 2019-2021 Cadillac Chevrolet GMC

2021 Chevrolet Blazer

NHTSA ID Number: 10202393 Manufacturer Communication Number: PIT5847B   Summary This Preliminary information communicates that a vehicle may come into the dealer with various concerns which may include a service engine light or various warning messages on the DIC. The technician is instructed to inspect a wiring harness for chaffing on a bracket which is located beneath … Read more

Unable To Use WI-FI – Access Apps & Personalization Features – 2021 Cadillac Chevrolet GMC

2021 Chevrolet Corvette

NHTSA ID Number: 10201316 Manufacturer Communication Number: PIC6444   Summary This Preliminary information communicates a possible SIM issue with vehicles in the middle east.     21 Affected Products Vehicles MAKE MODEL YEAR CADILLAC CT4 2021 CADILLAC CT5 2021 CADILLAC ESCALADE 2021 CADILLAC ESCALADE ESV 2021 CADILLAC XT4 2021 CADILLAC XT5 2021 CADILLAC XT6 2021 CHEVROLET BLAZER 2021 … Read more

Blue or Black Screen and Service Rear Vision System Message on Radio Display Shifting into Reverse – 2019-2020 Buick Cadillac Chevrolet GMC Holden

General Motors

NHTSA ID Number: 10198848 Manufacturer Communication Number: 19NA076 Summary This service bulletin provides repair information to correct a customer concern of Blue or Black Screen and Service Rear Vision System Message on Radio Display Shifting into Reverse.     Condition Some customers may comment on a blue or black screen with Service Rear Vision System message when … Read more