See also:

Key and Lock Messages
NO REMOTE DETECTED This message displays when trying to start the vehicle if an RKE transmitter is not detected. The transmitter battery may be weak. See “Starting the Vehicle with a Low Trans ...

Starting the Engine Using Remote Start
To start the engine using the remote start feature: 1. Aim the transmitter at the vehicle and press and release on the transmitter. 2. Press and hold for at least four seconds or until the ...

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 the v ...