Instruments and Controls

Fuel System Messages

~1min read

FUEL LEVEL LOW

This message displays when the vehicle is low on fuel. Refill the fuel tank as soon as possible. A chime may sound when this message displays. See Filling the Tank.

TIGHTEN GAS CAP

This message displays when the fuel cap has not been fully tightened. Recheck the fuel cap to ensure that it is on and tightened properly.

Test yourself

A quick Cadillac CTS quiz: every answer comes with an explanation and a link to the manual page.