Operation CHARM
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Buick
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1993
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Riviera V6-231 3.8L VIN L SFI
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Repair and Diagnosis
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Body and Frame
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Roof and Associated Components
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Sunroof / Moonroof
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Testing and Inspection
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Component Tests and General Diagnostics
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Troubleshooting Hints
Troubleshooting Hints
If sunroof does not operate with RAP energized, refer to Retained Accessory Power (RAP) diagnosis.
Accessory Delay Module