Test C: One Mirror Does Not Operate

2000 Saturn LW2 AutomaticSECTION Test C: One Mirror Does Not Operate
  1. Remove power mirror trim panel of inoperative mirror. Disconnect power mirror motor harness connector. Connect a test light between terminals "B" and "C" at inoperative power mirror motor harness connector. See Figure . Select inoperative mirror at power mirror switch. Move power mirror switch to right and left position. If test light is off in either switch position, go to next step. If test light is on in both switch positions, check mirror motor connector connections. If connections are good, replace inoperative power mirror motor. See POWER MIRROR MOTOR  under REMOVAL & INSTALLATION.
  2. Check wiring for open, short to ground and short to voltage between power mirror switch and inoperative power mirror motor harness connector. See WIRING DIAGRAMS  . If problem exists, repair as necessary. If problem does not exist, check power mirror switch harness connector connections. If connections are good, replace power mirror switch. See POWER MIRROR SWITCH  under REMOVAL & INSTALLATION.
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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.