Verify Minutes and Expiration

Push OnStar Mobile App and say “minutes” then “verify” to check how many minutes remain and their expiration date.

    See also:

    To Use the Engine Coolant Heater
    1. Turn off the engine. 2. Open the hood and unwrap the electrical cord. The cord is secured to the Engine Compartment Fuse Block with a clip. Carefully remove the wire tie which bundles the electric ...

    Engine Compartment Fuse Block
    To remove the fuse block cover, squeeze the clips on the cover and lift it straight up. See Engine Compartment Overview on page 10‑6. Notice: Spilling liquid on any electrical component on ...

    Engine Compartment Fuse Block
    The underhood fuse block is located in the engine compartment, on the passenger side of the vehicle. Lift the cover for access to the fuse/relay block. Notice: Spilling liquid on any electrical co ...