HomePIT5948 · CADILLAC, CHEVROLET, GMC
CADILLAC, CHEVROLET, GMC

PIT5948

Manufacturer communications

Publication date
2022-09-27
Received by NHTSA
2022-10-17
NHTSA record numbers
10224300

Manufacturer summary

Original wording in English

This Preliminary information communicates that when they connect a trailer to the truck that there is a Service Trailer Brake message displayed in the DIC. When checking for DTC's a C159C sym49 maybe set for the Trailer Brake Control Switch. GM Engineering is aware of the issue and working on a fix.

NHTSA manufacturer communications ↗

Reported code forms

C159C

Check vehicle applicability

A listed vehicle is a research lead. Confirm the engine, production range and software in the manufacturer's information.

MakeModelModel year
CadillacESCALADE ESV2022
ChevroletSILVERADO 15002022
ChevroletSUBURBAN2022
ChevroletTAHOE2022
GMCSIERRA 15002022
GMCYUKON XL2022

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