GM Service Manual Online
For 1990-2009 cars only

Description

Module

DTC U1000 Class 2 Communication Malfunction DTC U1000 and DTC U1255 Class 2 Communication Malfunction

BCM, PCM, IPC, SDM, EBCM, Radio

DTC U1016 Loss of Communications with PCM DTC U1001-U1254 Loss of XXX Communications

BCM, IPC, SDM, EBCM, Radio

DTC U1040 Loss of Class 2 Communications with ABS DTC U1001-U1254 Loss of XXX Communications

BCM, PCM, IPC, SDM, Radio

DTC U1064 Loss of Communications with BCM DTC U1001-U1254 Loss of XXX Communications

PCM, IPC, SDM, EBCM, Radio

DTC U1088 Loss of Communications with SDM DTC U1001-U1254 Loss of XXX Communications

BCM, PCM, IPC, EBCM, Radio

DTC U1096 Loss of Communications with IPC DTC U1001-U1254 Loss of XXX Communications

BCM, PCM, SDM, EBCM, Radio

DTC U1128 Loss of Communications with radio DTC U1001-U1254 Loss of XXX Communications

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