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GMC Truck
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2012
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Sierra 3500 4WD V8-6.0L
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Repair and Diagnosis
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Lighting and Horns
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Technical Service Bulletins
Lighting and Horns: Technical Service Bulletins
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Customer Interest
Electrical - Water Leak Causes Weak/Dead Battery/No Start
Body Controls - BCM Update For Bulb Outage Detection
By Symptom
Abnormal wear/deterioration
Lighting - Lamp Polycarbonate Lens Damage Prevention
Customer Interest
Electrical - Water Leak Causes Weak/Dead Battery/No Start
Body Controls - BCM Update For Bulb Outage Detection
Leaks
Electrical - Water Leak Causes Weak/Dead Battery/No Start
Low, Dead battery
Electrical - Water Leak Causes Weak/Dead Battery/No Start
Starting problems
Electrical - Water Leak Causes Weak/Dead Battery/No Start
All Technical Service Bulletins
Electrical - Water Leak Causes Weak/Dead Battery/No Start
Lighting - Lamp Polycarbonate Lens Damage Prevention
Body Controls - BCM Update For Bulb Outage Detection