See also:

Diagnostics
OnStar Vehicle Diagnostics will perform a vehicle check every month. It will check the engine, transmission, antilock brakes, and major vehicle systems. It also checks the tire pressures, if ...

EPB Release
To release the EPB, turn the ignition switch to the ON/RUN position, apply and hold the brake pedal, and push down momentarily on the EPB switch. If you attempt to release the EPB without th ...

Removal and Installation of the Sealant Canister
To remove the sealant canister: 1. Unwrap the sealant hose. 2. Press the canister release button. 3. Pull up and remove the canister. 4. Replace with a new canister which is available from your ...