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Home >> GMC >> 2001 >> Safari Van 2WD V6-4.3L VIN W >> Repair and Diagnosis >> Lighting and Horns >> Horn >> Testing and Inspection >> Symptom Related Diagnostic Procedures >> Horns Inoperative - One Horn

Horns Inoperative - One Horn

TEST DESCRIPTION

Steps 1-11:




The number below refers to the step number on the diagnostic table.
9. The horns need maximum current flow to operate properly. A high resistance (greater than 0.5 Ohm) in the horn control circuit or the horn ground circuit could cause operating problems with the horns. Inspect the circuits for faults that would restrict current flow.