- If removed, apply threadlocker
GM P/N 12345382 (Canadian P/N 10953489) to the
shift shaft plugs.
- Using a suitable driver, install the shift shaft plugs into the
transmission front case.
Notice: Refer to Fastener Notice in the Preface section.
- Install the backup lamp switch, with the gasket, into the transmission
case.
Tighten
Tighten the backup lamp switch to 44 N·m (32 lb ft).