Floor-Mounted Shifter (4-Speed 89mm)
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.
- Loosen all shift rod adjustment nuts at transmission shift levers. Move shift control lever to Neutral position. Move all 3 transmission shift levers into Neutral.
- Put a 1/4" gauge pin through control levers at base of shifter assembly. Hold shift rods forward tightly in their swivels and tighten adjustment nuts in that position.
- Remove gauge pin. Lubricate all swivel joints and shift control.