1972 Chevrolet Caprice 4D Hardtop, 5.7L Eng VIN K, Not Available TransFACTORY OEM SERVICE PROCEDURE

Window Motor

Check power feed wire to motor terminals, if power is available, check motor ground. Inspect window regulator and channels for possible binding. Connect a jumper wire to power source and one of the motor terminals, then connect to other motor terminal. Motor should operate window up and down, if not, replace motor.

Fig 1: "C" "E" Body Power Window Wiring Diagram (Typical)
G09328776Courtesy of GENERAL MOTORS COMPANY
Factory Service Tools

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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.

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