GM Service Manual Online
For 1990-2009 cars only

Description

Module

DTC U1000 Class 2 Communication Malfunction

BCM, PCM, IPC, SDM, EBCM, Radio

DTC U1016 Loss of Communications with PCM

BCM, IPC, SDM, EBCM, Radio

DTC U1040 Loss of Class 2 Communications with ABS

BCM, PCM, IPC, SDM, Radio

DTC U1064 Loss of Communications with BCM

PCM, IPC, SDM, EBCM, Radio

DTC U1088 Loss of Communications with SDM

BCM, PCM, IPC, EBCM, Radio

DTC U1096 Loss of Communications with IPC

BCM, PCM, SDM, EBCM, Radio

DTC U1128 Loss of Communications with RADIO

BCM, PCM, IPC, SDM, EBCM

DTC U1300 Class 2 Data Link Low

PCM, SDM, EBCM, Radio

DTC U1301 Class 2 Data Link High

PCM, SDM, EBCM, Radio