GM Service Manual Online
For 1990-2009 cars only

DTC

Diagnostic Procedure

Module(s)

B0016

DTC B0016

SDM

B0017

DTC B0017

SDM

B0018

DTC B0018

SDM

B0022

DTC B0022

SDM

B0024

DTC B0024

SDM

B0026

DTC B0026

SDM

B0035

DTC B0035

SDM

B0036

DTC B0036

SDM

B0051

DTC B0051

SDM

B0053

DTC B0053

SDM

B1000

DTC B1000

SDM

B1001

DTC B1001

SDM

U1000 and U1255

DTC U1000 and U1255 in Data Link Communications

EBCM, Passlock Module, PCM, SDM, VIM

U1001 - U1254

DTC U1001-U1254 in Data Link Communications

EBCM, Passlock Module, PCM, SDM, VIM

U1300

DTC U1300 in Data Link Communications

EBCM, Passlock Module, PCM, SDM, VIM

U1301

DTC U1301 in Data Link Communications

EBCM, Passlock Module, PCM, SDM, VIM