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1991 GMC Sonoma SLE 4.3L HVAC System
Posted to GM HVAC on 6/2/2016 17 Replies

Strange one here. Intermittently the 30A fuse for A/C blows and will continue to 'Pop" for an undetermined amount of key on and running cycles. Then for no reason, it will start working(stops blowing the fuse)and function as normal. It does blow running, at id...

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  Related Documents & Media  1991 GMC Sonoma SLE

 
Message Closed w/FIX

car Vehicle Data

1991 GMC Sonoma SLE

VIN 1GTCS19Z4M
Engine4.3 L / 6 cyl / GAS
Trans4-speed Automatic
DeliveryFuel Injection
AffectedHVAC System
ConditionsKeep Blowing 30A for A/C
Message Closed w/FIX

car Vehicle Data

1991 GMC Sonoma SLE

VIN 1GTCS19Z4M
Engine4.3 L / 6 cyl / GAS
Trans4-speed Automatic
DeliveryFuel Injection
AffectedHVAC System
ConditionsKeep Blowing 30A for A/C