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HOMESERVICE MANUALSCHEVROLET1997CHEVY EXPRESS G3500, VAN CARGO, 6.5 FREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 67 (WIPER SYSTEM AND WASHER SYSTEM (P SERIES))TESTINGWIPER/WASHER SYSTEM WILL NOT OPERATE
1997 Chevrolet Chevy Express G3500, Van Cargo, 6.5 F

Wiper/Washer System Will Not Operate

1997 Chevrolet Chevy Express G3500, Van Cargo, 6.5 FSECTION Wiper/Washer System Will Not Operate
WARNING: This page is about a different car, the 1997 GMC Vandura, 1997 GMC Forward Control, 1997 Chevrolet Forward Control, and 1997 Chevrolet Cutaway. However, it is still accessible from the selected car via links, so may be relevant.
  1. Turn ignition switch to ACC or RUN position. Locate wiper washer connector C207. See Figure . Connect test light between ground and terminal "D" (Yellow wire) of wiper motor connector. See Figure . If test light is off, repair open circuit in Yellow wire between fuse block and wiper motor connector. If test light is on, go to next step.
  2. Turn wiper switch to MIST position. Connect test light between ground and terminal "F" (Orange wire) of wiper motor connector. If test light is on, go to next step. If test light is off, go to step 8).
  3. Leave wiper switch in MIST position. Connect test light between ground and terminal "E" (Gray wire) of wiper motor connector. If test light is on, go to next step. If test light is off, go to step 9).
  4. Turn wiper switch to LOW position. Connect test light between ground and terminal "F" (Orange wire) of wiper motor connector. If test light is on, go to next step. If test light is off, go to step 8).
  5. Leave wiper switch in LOW position. Connect test light between ground and terminal "E" (Gray wire) of wiper motor connector. If test light is on, go to next step. If test light is off, go to step 9).
  6. Turn wiper switch to HIGH position. Connect test light between ground and terminal "C" (Purple wire) of wiper motor connector. If test light is on, go to next step. If test light is off, go to step 10).
  7. Depress WASH switch. Connect test light between ground and terminal "B" (Pink wire) of wiper motor connector. If test light is on, no faults are present at this time and testing is complete. If test light is off, go to step 8).
  8. Turn wiper switch to MIST or LOW position. Connect test light between ground and terminal "F" (Orange wire) of wiper motor connector. If test light is on, repair open circuit in Orange wire. If test light is off, go to step 12).
  9. Turn wiper switch to MIST or LOW position. Connect test light between ground and terminal "E" (Gray wire) of wiper motor connector. If test light is on, repair open circuit in Gray wire. If test light is off, go to step 12).
  10. Turn wiper switch to HIGH position. Connect test light between ground and terminal "C" (Purple wire) of wiper motor connector. If test light is on, repair open circuit in Purple wire. If test light is off, go to step 12).
  11. Depress WASH switch. Connect test light between ground and terminal "B" (Pink wire) of wiper motor connector. If test light is on, repair open circuit in Pink wire. If test light is off, go to next step.
  12. Connect test light between ground and terminal "D" (Yellow wire) of wiper motor connector. If test light is off, repair open circuit in Yellow wire between fuse block and wiper motor connector. If test light is on, replace wiper/washer switch.
RENDER: 1.0x

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

  • • You smell fuel, burning insulation, or see smoke.
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  • • The engine overheats, stalls repeatedly, or misfires under load.
  • • You are missing required tools, torque specs, or safe lifting equipment.
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