4L60-E Automatic Transmission

Adjustment Procedure
^ Check the switch for proper operation.
^ The engine must be in the P (Park) or N (Neutral) positions only. If adjustment is required, loosen the switch retaining bolts and rotate the switch slightly.
^ Tighten the bolts and check the switch for proper operation.
^ Repeat the switch adjustment procedure until the engine starts when the shift lever is positioned in park and neutral.