With Column Mounted Switch
WARNING: This page does not describe the selected car, but rather 28 other vehicles, including the 1987 GMC Vandura Special, 1987 GMC Vandura, 1987 GMC Value Van, 1987 GMC Suburban, and 1987 GMC Safari. However, it is still accessible from the selected car via links, so may be relevant.
- Place gearshift selector lever in "N" position and loosen switch attaching screws. Rotate switch on column until a .095" (2.5 mm) gauge pin can be inserted into switch gauge hole to a depth of .4" (10 mm).
- Tighten switch attaching screws and remove gauge pin. Check for engine starting in "N" and "P" only.