Operation CHARM
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2007
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LaCrosse V6-3.6L
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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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Symptom Related Diagnostic Procedures
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Horns Always On
Horns Always On
Horns Always On
Test Description
Step 1 - Step 12:
Step 13 - Step 15:
The number below refers to the step number on the diagnostic table.
7.
Tests if ground is constantly being applied to the
horn relay
.