Battery
The battery supplies power to start the engine and operate any additional electrical accessories.
- To avoid break–down or failure to start the vehicle, maintain a battery with full cranking power.
- Trained dealer technicians have the diagnostic equipment to test the battery and ensure that the connections and cables are corrosion–free.
See also:
Tire Sealant
Read and follow the safe handling instructions on the label adhered to the
sealant canister.
Check the tire sealant expiration date on the sealant canister.
The sealant canister should be repla ...
Automatic Transmission Shift Lock Control Function Check
WARNING
When you are doing this inspection, the vehicle could move suddenly. If the vehicle
moves, you or others could be injured.
1. Before starting this check, be sure there is enough room ...
Reactivation for Subsequent
Owners
Push and follow the prompts to
speak to an Advisor as soon as
possible after acquiring the vehicle.
The Advisor will update vehicle
records and will explain the OnStar
service offers and opt ...






