LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Chevrolet >> 2009 >> TrailBlazer 2WD L6-4.2L >> Repair and Diagnosis >> Powertrain Management >> Computers and Control Systems >> Service Precautions >> Ignition Switch and Powertrain Control Module Connectors Caution
September 30: LEMON manuals is back up on a temporary server! Slowness is possible

Ignition Switch and Powertrain Control Module Connectors Caution




Ignition Switch and Powertrain Control Module Connectors Caution

Caution: Turn the ignition OFF when installing or removing the PCM connectors and disconnecting or reconnecting the power to the PCM (battery cable, PCM pigtail, PCM fuse, jumper cables, etc.) in order to prevent internal PCM damage.