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2004 Pontiac Bonneville SE 3.8L Voltage Gauge
Posted to GM Electrical on 5/12/2012 4 Replies

This car came in with a bad alternator we replaced that now the battery gauge will reed normal foe about 30 seconds than drop to 0 but if you teat with a meter at the battery it is still at 14v . It sets p0620 code when you run the test it is ok. We repalced t...

4 Replies Received (View Replies)

  Related Documents & Media  2004 Pontiac Bonneville SE

 
Message Closed w/FIX

car Vehicle Data

2004 Pontiac Bonneville SE

VIN 1G2HX54K74
Engine3.8 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection
AffectedVoltage Gauge
ConditionsDrops to 0 After 30 Seconds
Message Closed w/FIX

car Vehicle Data

2004 Pontiac Bonneville SE

VIN 1G2HX54K74
Engine3.8 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection
AffectedVoltage Gauge
ConditionsDrops to 0 After 30 Seconds