Cadillac ATS 2018 Convenience & Personalization Guide
![Cadillac ATS 2018 manual cover](/images/UARLajjiaFhLwOfaTKLHFroC/thumbs/thumb175x175.webp)
To reset the oil life monitor, turn the ignition to the ON position without starting the engine. Use the arrow buttons on the steering wheel to navigate to the "Oil Life" screen on the Driver Information Center (DIC). Press and hold the "Set/Reset" button until the oil life percentage resets to 100%.
It is recommended to use SAE 5W-30 full synthetic engine oil that meets the GM dexos1 specification for the 2018 Cadillac ATS. Always check your owner's manual for specific requirements.
To connect your smartphone, ensure Bluetooth is enabled on your device. On the CUE system, go to the "Phone" menu and select "Pair Device." Follow the prompts to pair your phone with the system.
Common causes for the check engine light include a loose gas cap, faulty oxygen sensors, or issues with the catalytic converter. It's advisable to have the vehicle scanned for diagnostic codes to determine the exact cause.
To replace a headlight bulb, open the hood and locate the headlight assembly. Remove the cover behind the headlight, disconnect the wiring harness, and carefully remove the old bulb. Insert the new bulb, connect the wiring harness, and replace the cover.
A squealing noise upon startup may indicate a worn or loose serpentine belt. Inspect the belt for wear and tension. If needed, replace the belt or adjust the tensioner.
To improve fuel efficiency, ensure regular maintenance such as timely oil changes and air filter replacements. Keep tires properly inflated, reduce excess weight, and drive at steady speeds.
If your key fob isn't working, try replacing the battery. If the problem persists, reprogram the key fob or consult your dealer for further assistance.
To update the navigation system, visit the Cadillac navigation update website to purchase the latest map update. Follow the instructions provided to install the update via USB or SD card.
The recommended tire pressure for the 2018 Cadillac ATS is typically 32 PSI for both front and rear tires. Always consult the placard on the driver's door jamb for the exact specifications.