Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSCHEVROLET1997CHEVY EXPRESS G3500, VAN CARGO, 6.5 FREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 89 (MEMORY SYSTEM)SYSTEM TESTSBOTH MIRRORS DO NOT MOVE MANUALLY
1997 Chevrolet Chevy Express G3500, Van Cargo, 6.5 F
Both Mirrors Do Not Move Manually
1997 Chevrolet Chevy Express G3500, Van Cargo, 6.5 FSECTION Both Mirrors Do Not Move Manually
WARNING: This page is about a different car, the 1998 Oldsmobile Aurora. However, it is still accessible from the selected car via links, so may be relevant.
NOTE:
After repair or component replacement is completed, perform appropriate MEMORY SYSTEM CHECK under TROUBLE SHOOTING
to verify system is functioning properly.
- Perform POWER MIRROR MEMORY SYSTEM CHECK under TROUBLE SHOOTING. Go to next step.
- Using test light, backprobe between outside mirror switch terminal No. 8 (Orange wire) and ground. If test light illuminates, go to next step. If test light does not illuminate, go to step 9).
- Using test light, backprobe between outside mirror switch terminals No. 8 (Orange wire) and No. 9 (Black wire). If test light illuminates, go to next step. If test light does not illuminate, go to step 10).
- Using test light, backprobe between outside mirror switch terminals No. 8 (Orange wire) and No. 7 (Yellow wire). If test light illuminates, go to next step. If test light does not illuminate, go to step 11).
- Using test light, backprobe between outside mirror switch terminals No. 8 (Orange wire) and No. 15 (Light Blue wire). If test light illuminates, go to next step. If test light does not illuminate, go tostep 11).
- Using test light, backprobe between outside mirror switch terminals No. 8 (Orange wire) and memory seat/mirror module Blue, 32-pin connector C1, terminal C6 (Yellow wire). See Fig 1 . If test light illuminates, go to next step. If test light does not illuminate, go to step 12).
- Using test light, backprobe between outside mirror switch terminals No. 8 (Orange wire) and memory seat/mirror module connector C1, terminal D6 (Light Blue wire). If test light illuminates, go to next step. If test light does not illuminate, go to step 13).
- Replace memory seat/mirror module. See MEMORY SEAT/MIRROR MODULE under REMOVAL & INSTALLATION.
- Repair open in Orange wire between outside mirror switch and right rear junction block.
- Repair open in Black wire between outside mirror switch and ground.
- Replace outside mirror switch.
- Repair open in Yellow wire between outside mirror switch and memory seat/mirror module connector C1.
- Repair open in Light Blue wire between outside mirror switch and memory seat/mirror module connector C1.
RENDER: 1.0x
NO RELATED
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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.