GM Service Manual Online
For 1990-2009 cars only

DTC

Diagnostic Procedure

Modules

P0116

DTC P0116 in Engine Controls - 4.8L, 5.3L, and 6.0L

PCM

P0117

    •  DTC P0117 in Engine Controls - 4.2L
    •  DTC P0117 in Engine Controls - 4.8L, 5.3L, and 6.0L

PCM

P0118

    •  DTC P0118 in Engine Controls - 4.2L
    •  DTC P0118 in Engine Controls - 4.8L, 5.3L, and 6.0L

PCM

P0125

    •  DTC P0125 in Engine Controls - 4.2L
    •  DTC P0125 in Engine Controls - 4.8L, 5.3L, and 6.0L

PCM

P0128

    •  DTC P0128 in Engine Controls - 4.2L
    •  DTC P0128 in Engine Controls - 4.8L, 5.3L, and 6.0L

PCM

P0480

DTC P0480

PCM

P0483

DTC P0483 or P0493

PCM

P0493

DTC P0483 or P0493

PCM

P0495

DTC P0495

PCM

P0526

DTC P0526

PCM

P1258

DTC P1258

PCM

P1481

DTC P1481

PCM

P1482

DTC P1482

PCM

P1484

DTC P1484

PCM