HomePIT5529A · CHEVROLET, GMC
CHEVROLET, GMC

PIT5529A

Manufacturer communications

Publication date
2017-12-21
Received by NHTSA
2018-01-16
NHTSA record numbers
10126992

Manufacturer summary

Original wording in English

This Preliminary Information communication provides information to the technician about vehicles that have Trailer connection not recognized or “Check Trailer wiring” or “Service Trailer Brake” message. Technician may find Diagnostic Trouble Codes C1112, C1113, C1114, C111B, U1556, and/or U1505. Technician will need to inspect the battery and Trailer Brake Power Module connector for corroded terminals and replace as necessary.

NHTSA manufacturer communications ↗

Reported code forms

C1112C1113C1114C111BU1505U1556

Check vehicle applicability

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

MakeModelModel year
GMCSIERRA 35002018
GMCSIERRA 35002017
GMCSIERRA 35002016
GMCSIERRA 35002015
GMCYUKON2018
GMCYUKON2017
GMCYUKON2016
GMCYUKON2015

Data coverage →