GM Service Manual Online
For 1990-2009 cars only

DTC

Diagnostic Procedure

Module

P0125

DTC P0125 in Engine Controls - 2.2L (L61)

ECM/PCM

P0128

DTC P0128 in Engine Controls - 2.2L (L61)

ECM/PCM

P0480

DTC P0480, P0481 or P0691 in Engine Cooling

ECM/PCM

P0481

DTC P0480, P0481 or P0691 in Engine Cooling

ECM/PCM

P0691

DTC P0480, P0481 or P0691 in Engine Cooling

ECM/PCM

P0217

DTC P0217 in Engine Cooling

ECM/PCM