2WD Models - "C" Series

1986 GMC Value Van P3500, 7.4 W, StandardSECTION 2WD Models - "C" Series

Determine camber angle from alignment machine and adjust as necessary. Camber is changed by adding or subtracting shims from between upper control arm shaft and frame bracket. Adding an equal number of shims at both front and rear of cross shaft will decrease positive camber and vice versa. See Figure . If a normal shim pack will not bring vehicle within specifications, check for damaged control arms and related parts.

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.