GM Service Manual Online
For 1990-2009 cars only

DTC

Diagnostic Procedure

Modules

B1000

DTC B1000

Digital Radio Receiver, HVAC Control Module -- Auxiliary, IPM, RCDLR, SDM, VCIM,

B1004

DTC B1004

Audio Amplifier, Cellular Telephone Module, IPC, IPM, VCIM,

B1007

DTC B1007

Audio Amplifier, Cellular Telephone Module, DDM, DDSA, DIM, IPC, LMDM, LRDM, MSM, FPDM, Radio, RCDLR, RIM, RMDM, RRDM, Steering Column Module

B1009

DTC B1009

Audio Amplifier, Cellular Telephone Module, DDM, DDSA, DIM, HVAC Control Module - Auxiliary, IPC, LMDM, LRDM, MSM, FPDM, Radio, RIM, RMDM, RRDM, Steering Column Module, Theft Deterrent Control Module

B1013

DTC B1013

IPM

B1014

DTC B1014

IPM

B1390

DTC B1390

DIM

B1422

DTC B1422

DIM

B1556

DTC B1556

IPM

B1656

DTC B1656

Radio

B1658

DTC B1658

Radio