Battery Replacement

Replace the battery if the REPLACE BATTERY IN REMOTE KEY message displays in the DIC. See “REPLACE BATTERY IN REMOTE KEY” under Key and Lock Messages   for additional information.

Notice: When replacing the battery, do not touch any of the circuitry on the transmitter. Static from your body could damage the transmitter.

To replace the battery:

To replace the battery:

1. Separate the transmitter with a flat, thin object inserted into the notch, located above the metal base.
2. Remove the old battery. Do not use a metal object.
3. Insert the new battery, positive side facing up. Replace with a CR2032 or equivalent battery.
4. Snap the transmitter back together.

    See also:

    Weight of the Trailer Tongue
    The tongue load (A) of any trailer is an important weight to measure because it affects the total gross weight of the vehicle. The Gross Vehicle Weight (GVW) includes the curb weight of the vehicle, ...

    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 re ...

    Interior Quality & Comfort
    The CTS' cabin quality has held up well since this generation first hit the road as a 2008 model, and it's still competitive against newer entrants like the 535i and M37. Among the highlights are ...