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1986 Pontiac Firebird Trans Am 5.0L Charging
Posted to GM Electrical on 3/23/2015 11 Replies

Had original alternator main battery cable terminal come loose. if I held it tight, car would charge, if I let it go, it would not. so now i have replaced the alt 3 times with same affect. It charges 14.5 at idle no load. start turning on electrical items and ...

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car Vehicle Data

1986 Pontiac Firebird Trans Am

VIN 1G2FW87F9G
Engine5.0 L / 8 cyl / GAS
Trans4-speed Automatic
DeliveryFuel Injection
AffectedCharging
ConditionsVoltage Drop Under Load
Message Closed

car Vehicle Data

1986 Pontiac Firebird Trans Am

VIN 1G2FW87F9G
Engine5.0 L / 8 cyl / GAS
Trans4-speed Automatic
DeliveryFuel Injection
AffectedCharging
ConditionsVoltage Drop Under Load