Lumina V6-191 3.1L VIN T MFI (1993)
Removing/Replacing Knock Sensor Module
Knock Sensor Module - Removing From PCM
8.
Remove knock sensor module from ECM (see illustration).
Install in reverse order.
FUNCTIONAL CHECK:
1.
Turn the ignition ON.
2.
Enter diagnostics.
^
Code 12 should flash. This indicates the ECM is functioning.
