GM Service Manual Online
For 1990-2009 cars only

DTC

Description

Module

U1000

DTC U1000 and U1255

BCM, PCM, IPC, SDM, EBCM, IRC

U1016

DTC U1001-U1254

BCM, IPC, SDM, EBCM

U1040

DTC U1001-U1254

BCM, PCM, IPC, SDM

U1064

DTC U1001-U1254

PCM, IPC, SDM, EBCM, IRC

U1088

DTC U1001-U1254

BCM, PCM, IPC, EBCM

U1096

DTC U1001-U1254

BCM, PCM, SDM, EBCM

U1128

DTC U1001-U1254

BCM

U1300

DTC U1300

BCM, PCM, SDM, EBCM, IRC

U1301

DTC U1301

BCM, PCM, SDM, EBCM, IRC