GM Service Manual Online
For 1990-2009 cars only

DTC

Diagnostic Procedure

Module(s)

023

DTC 023

PPS

024

DTC 024

PPS

063

DTC 063

PPS

064

DTC 064

PPS

065

DTC 065

PPS

B0012, B0013, B0014, B0016, B0017, or B0018

DTC B0012, B0013, B0014, B0016, B0017, or B0018

SDM

B0022, B0024, B0026, B0042, B0043, or B0044

DTC B0022, B0024, B0026, B0042, B0043, or B0044

SDM

B0028, B0029, or B0030

DTC B0028, B0029, or B0030

SDM

B0040, B0041, or B0045

DTC B0040, B0041, or B0045

SDM

B0051

DTC B0051

SDM

B0053

DTC B0053

SDM

B0077, B0078, B0079, B0080, B0081, or B0082

DTC B0077, B0078, B0079, B0080, B0081, or B0082

SDM

B0083 or B0084

DTC B0083 or B0084

SDM

B0092

DTC B0092

SDM

B0098

DTC B0098

SDM

B0100, B0101, B0102, B0103, B0104, or B0105

DTC B0100, B0101, B0102, B0103, B0104, or B0105

SDM

B1000

DTC B1000 in Body Control System

BCM, SDM

B1001

DTC B1001

SDM

U1241

DTC U1241

SDM

U1000 and U1255

DTC U1000 and U1255 in Data Link Communications

ATC, PCM, SDM

U1001 - U1254

DTC U1001-U1254 in Data Link Communications

ATC, BCM, EBCM, IPC, PCM, SCM, SDM

U1300 and U1301

DTC U1300, U1301, or U1305 in Data Link Communications

ATC, BCM, EBCM, IPC, PCM, SCM, SDM