GM Service Manual Online
For 1990-2009 cars only

DTC

Description

Modules

U1000

DTC U1000

Audio Amplifier, BCM, DSM, HVAC Control Module, HVAC Control Module-Auxiliary, IPC, PCM, Radio, SDM, TCSCM, VCIM

U1016

DTC U1001-U1254

BCM, DDM, DSM, FPDM, HVAC Control Module, HVAC Control Module-Auxiliary, IPC, Radio, SDM, TCSCM

U1026

DTC U1001-U1254

IPC, PCM

U1041

DTC U1001-U1254

IPC, PCM, SDM, TCSCM

U1064

DTC U1001-U1254

Audio Amplifier, DSM, HVAC Control Module, HVAC Control Module-Auxiliary, IPC, Radio, PCM, SDM, TCSCM, VCIM

U1088

DTC U1001-U1254

IPC, Radio, VCIM

U1096

DTC U1001-U1254

BCM, SDM

U1128

DTC U1001-U1254

Audio Amplifier, HVAC Control Module-Auxiliary

U1129

DTC U1001-U1254

Radio

U1151

DTC U1001-U1254

Radio

U1152

DTC U1001-U1254

DDM, FPDM, LGM, HVAC Control Module-Auxiliary, PCM

U1160

DTC U1001-U1254

Audio Amplifier, BCM, DSM, FPDM, IPC

U1161

DTC U1001-U1254

Audio Amplifier, BCM, DDM, IPC

U1162

DTC U1001-U1254

Audio Amplifier, BCM, IPC

U1166

DTC U1001-U1254

DDM

U1167

DTC U1001-U1254

HVAC Control Module, Radio

U1300

DTC U1300, U1301, or U1305

HVAC Control Module, IPC, PCM, Radio, SDM, VCIM

U1301

DTC U1300, U1301, or U1305

HVAC Control Module, IPC, PCM, Radio, SDM, VCIM

U1305

DTC U1300, U1301, or U1305

Audio Amplifier, BCM, DSM, HVAC Control Module-Auxiliary