GM Service Manual Online
For 1990-2009 cars only
Makes
🢒
Chevrolet
🢒
2002
🢒
Chevy C Cab/Chassis HD (GMT 400)
🢒
Body and Accessories
🢒
Data Link Communications
🢒 Diagnostic Trouble Code (DTC) List
DTC
Diagnostic Procedure
Module
P1258
DTC P1258
PCM