Battery Replacement
Notice: When replacing the battery, do not touch any of the circuitry on
the transmitter.
Static from your body could damage the transmitter.
Replace the battery if the REPLACE BATTERY IN REMOTE KEY message displays in the DIC.
1. Press the button near the bottom of the transmitter and pull the key out.

2. Use the key blade to separate the two halves of the transmitter.
3. Remove the old battery.
Do not use a metal object.
4. Insert the new battery, positive side facing down. Replace with a CR2032
or equivalent battery.
5. Snap the transmitter back together.
See also:
Checking Coolant
The vehicle must be on a level surface when checking the coolant level.
Check to see if coolant is visible in the coolant surge tank. If the coolant
inside the coolant surge tank is boiling, do no ...
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 ...
Accessories and
Modifications
Adding non–dealer accessories or
making modifications to the vehicle
can affect vehicle performance and
safety, including such things as
airbags, braking, stability, ride and
handling, emiss ...






