Park/Neutral Position Switch Adjustment

WARNING: This page is about a different car, the 2003 GMC Sonoma, 2003 GMC Jimmy, 2003 Chevrolet S10 Pickup, and 2003 Chevrolet Blazer. However, it is still accessible from the selected car via links, so may be relevant.

Important:

The following procedure is for vehicles that have not had the switch removed or replaced. If the switch has been removed or replaced, refer to PARK/NEUTRAL POSITION SWITCH REPLACEMENT for the proper adjustment procedure.
Apply the parking brake.
The engine must start in the P (Park) or N (Neutral) positions only.
Check the switch for proper operation. If adjustment is required, proceed as follows:

Place the transmission range selector in the N (Neutral) position.
With an assistant in the drivers seat, raise the vehicle. Refer to LIFTING AND JACKING THE VEHICLE in General Information.
Loosen the park/neutral position switch mounting bolts.
With the vehicle in the N (Neutral) position, rotate the switch while the assistant attempts to start the engine.
Following a successful start, turn the engine off.
NOTE: Refer to FASTENER NOTICE in Cautions and Notices.
Tighten the bolts securing the switch to the transmission.
Tighten

Tighten the bolts to 25 N.m (18 lb ft).
Lower the vehicle.
Check the switch for proper operation. The engine must start in the P (Park) or N (Neutral) position only.
Replace the park/neutral position switch if proper operation can not be achieved. Refer to PARK/NEUTRAL POSITION SWITCH REPLACEMENT .