How to Replace the Key Fob Battery in a Chevrolet Spark

1. Remove the key from the RKE transmitter.
2. Insert a flat, thin object in the center of the transmitter to separate and remove the back cover.
3. Lift out the old battery with a flat object.
4. Insert the new CR2032 or equivalent battery with the positive side toward the back cover.
5. Make sure the silicon mat sits correctly with no gaps or wrinkles.
6. Set the transmitter button side down on a hard surface and press the other half straight down to close it.
7. Reinsert the key.

• Replace the battery soon when the DIC displays REPLACE BATTERY IN REMOTE KEY.
• Do not touch the circuitry; static could damage the transmitter.
• Reassemble properly so liquids cannot enter the housing.

Source: 2022 Chevrolet Spark owner's manual, PDF pages 15, 16. Steps are summarized in our own words (AI-assisted, checked against the cited pages 2026-10-18). Other model years can differ; your manual has the final word.