Operation CHARM
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GMC Truck
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1991
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C 2500 Truck 2WD V6-262 4.3L
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Repair and Diagnosis
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Lighting and Horns
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Brake Light Switch
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Adjustments
Brake Light Switch: Adjustments
Installing Stoplight Switch:
Switch Adjustment
1.
Apply the brake pedal.
2.
Pull the lever (A) back to its stop.
3.
Pull the brake pedal against the pedal stop.