1997 Chevrolet Venture LSFACTORY OEM SERVICE PROCEDURE

Left Window Inoperative, Right Window Operates Normally

  1. Disconnect left window motor connector. Turn ignition switch to RUN position. Connect test light between left window motor connector Brown and Dark Blue wires. If test light does not illuminate, go to next step. If test light does not illuminate, replace left window switch.
  2. With test light still connected between left window motor connector Brown and Dark Blue wires, press left window switch in UP and DOWN positions while observing test light. If test light illuminates in both positions, replace left window motor. If test light does not illuminate in both positions, check for poor connections or open in Dark Blue or Brown wire(s) between left window switch and left window motor. If connections and wires are okay, replace left window switch.
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:

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

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