Questions & Answers for: battery drain 2003 gmc truck

...battery check should be made if no drain is seen in the vehicle.....as in "no bright test light". Disconnect one cable over night. If the battery is loses voltage while disconnected it is draining ...

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Question about 2003 Sierra 1500

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...2003 z71 with codes 1637&1638 battery not charing alt is ok? Need help. Battery is new checks out good. Truck battery drains with in 5 mins truck stops running. Tech checked the truck he says it ...

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Question about 2003 Sierra 1500

2 Answers

...battery will slowly drain down from operating all the electrical systems in your car and stop the car from running. Most non charge states will be the cause of a loose belt or a low tension rate, due ...

MY BATTERY LIGHT SYMBOL STAYS ON ALL THE TIME WITH NO KEY IN THE IGGNITION IT DRAINS MY BATTERY Try disconnecting the alternator first the connector that plugs in and see if light goes off. second the

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