GM Service Manual Online
For 1990-2009 cars only

DTC

Diagnostic Procedure

Modules

B0005

DTC B0005

BCM

C0035-C0051

DTC C0035-C0051

EBCM

C0060-C0095

DTC C0060-C0095

EBCM

C0110

DTC C0110

EBCM

C0121

DTC C0121

EBCM

C0161

DTC C0161

EBCM

C0236

DTC C0236

EBCM

C0241

DTC C0241

EBCM

C0245

DTC C0245

EBCM

C0267

DTC C0267

BCM

C0550

DTC C0550

EBCM

C0896

DTC C0896

EBCM

U2100

DTC U2100

BCM, EBCM

In Data Link Communications

U2105

DTC U2105-U2108

BCM, EBCM, TCM

In Data Link Communications

U2106

DTC U2105-U2108

BCM, EBCM, ECM

In Data Link Communications

U2107

DTC U2105-U2108

EBCM, ECM, TCM

In Data Link Communications