Loss of Sirius XM, XM Tuner Unavailable, Or No AM/FM Audio Immediately Following Radio Replacement – 2019-2021 Cadillac Chevrolet GMC

Chevrolet GMC Cadillac

NHTSA ID Number: 10184106 Manufacturer Communication Number: PIT5794 Summary This Preliminary information communicates a concern where the wrong part number was being installed causing XM and Audio concerns. This PI explains the concern and advises to return the part to the ESC for the correct part if the incorrect part number is received     Condition Immediately … Read more

Service Leveling System / Service Headlight System / DTC U0132 – 2021 Cadillac Chevrolet GMC

2021 Chevrolet Tahoe

NHTSA ID Number: 10184107 Manufacturer Communication Number: PIT5795   Summary This Preliminary information communicates and issue with a either a Service Leveling or Service Headlight message displayed on the DIC.  When checking for DTC’s a U0132 for Lost Communication with K5 Automatic Level Control Module (ALCM) may be set in several modules.  When trying to communicate with the Automatic … Read more

Drivers Memory Seat Does Not Adjust / Move To Its Full Travel – 2021 Cadillac Chevrolet GMC

2021 Chevrolet Tahoe

NHTSA ID Number: 10184108 Manufacturer Communication Number: PIT5796   Summary This Preliminary information communicates and issue where the drivers memory seat will not move to its full travel and dealers are to perform a SPS setup procedure to the K40D Drivers Seat Adjuster Memory Module.     SEOCONTENT-START Bulletin No.: PIT5796 Published date: 11/13/2020 Preliminary Information PIT5796 Drivers … Read more

Service Rear Axle Message with DTC C1135 – 2020-2021 Cadillac CT5-V

2021 Cadillac CT5-V

NHTSA ID Number: 10184109 Manufacturer Communication Number: PIP5763   Summary This Preliminary information communicates that a software anomaly can cause C1135 SYM92 to set prematurely causing a Service Axle message.  A software update will be released to correct this concern.   SEOCONTENT-START Bulletin No.: PIP5763 Published date: 11/13/2020 Preliminary Information PIP5763 Service Rear Axle Message with DTC … Read more

Automatic Transmission Control (Gear Shift Control Module) Parts Restriction – 2020 Cadillac CT4 & CT5

2020 Cadillac CT5

NHTSA ID Number: 10184110 Manufacturer Communication Number: PIC6395C   Summary This Preliminary information communicates a parts restriction is in place for the Automatic Transmission Control on 2020 Cadillac CT4, and CT5.   SEOCONTENT-START Bulletin No.: PIC6395C Published date: 11/16/2020 Preliminary Information PIC6395C Automatic Transmission Control (Gear Shift Control Module) Parts Restriction Has Ended Models Brand: Model: Model Years: … Read more