GMC Savana 2018 Owner's Manual

To reset the oil life monitor, turn the ignition to the 'On' position without starting the engine. Press the gas pedal three times within five seconds. The oil life monitor should reset and display 100%.
The 2018 GMC Savana typically requires SAE 5W-30 engine oil. Always check the owner's manual for the most accurate information.
Start by checking the A/C fuse and relay. Ensure that the refrigerant levels are adequate. If issues persist, it may be necessary to consult a professional mechanic.
The recommended tire pressure for the 2018 GMC Savana is typically around 60 PSI for the front tires and 80 PSI for the rear tires. Always refer to the placard on the driver's door jamb for exact specifications.
Locate the cabin air filter housing under the dashboard. Remove the screws or clips securing the cover, then pull out the old filter and replace it with a new one, ensuring it is oriented correctly.
If the check engine light is illuminated, it's advisable to have the vehicle scanned for diagnostic trouble codes (DTCs) at an auto parts store or by a professional mechanic to identify the issue.
Ensure regular maintenance, such as timely oil changes and air filter replacements. Keep tires properly inflated and avoid excessive idling. Driving smoothly and avoiding rapid acceleration can also improve fuel efficiency.
Insert the original key into the ignition and turn it to the 'On' position. Then, insert the new key and turn it to 'On' within 10 seconds. The new key should be programmed. Consult the owner's manual for detailed instructions.
Common transmission issues may include slipping gears, delayed shifting, or unusual noises. Regular transmission fluid checks and servicing can help prevent these problems.
Connect the positive cable to the positive terminal on the dead battery, then to the positive terminal on the good battery. Connect the negative cable to the negative terminal on the good battery, and then to an unpainted metal surface on the vehicle with the dead battery. Start the working vehicle, then attempt to start the Savana.