Operation CHARM
: Car repair manuals for everyone.
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Buick
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1992
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Roadmaster V8-350 5.7L
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Repair and Diagnosis
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Lighting and Horns
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Horn
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Testing and Inspection
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Initial Inspection and Diagnostic Overview
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Troubleshooting Hints
Troubleshooting Hints
Wagon -
Check Fuse 1. If Fuse 1 is open, check for a short to ground in CKT 40 or CKT 29.
Sedan -
Check Fuse 8. If Fuse 8 is open, check for a short to ground in CKT 393 or CKT 29.