Dual & Single Acting Tailgates

1971 Buick Sportwagon 5.7L Eng, Eng CD TC, Standard TransSECTION Dual & Single Acting Tailgates

Remove tailgate panel cover and watershield. Remove both access hole covers. Operate window to a point that sash channel cam attaching bolts are accessible. Remove right and left cam attaching bolts. Slide cams to disengage regulator life arm rollers and remove cams from tailgate. Pull window straight out to remove it from tailgate. Disconnect wire harness at regulator motor connector. Remove bolts securing regulator to support and remove regulator with motor attached. To install, reverse removal procedure.

RENDER: 1.0x

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • β€’ You smell fuel, burning insulation, or see smoke.
  • β€’ Brakes feel soft, pull hard to one side, or make grinding noises.
  • β€’ The engine overheats, stalls repeatedly, or misfires under load.
  • β€’ You are missing required tools, torque specs, or safe lifting equipment.
  • β€’ You are not confident in the next step or safety outcome.