2004 Mercury Grand Marquis Owner Guide 3rd Printing - Page 37

Lights Always remember to turn on your headlamps at dusk or during inclement weather. The Daytime Running Light (DRL) System does not activate your tail lamps and generally may not provide adequate lighting during these conditions. Failure to activate your headlamps under these conditions may result in a collision. High beams Push the lever toward the instrument panel to activate. Pull the lever towards you to deactivate. Flash to pass Pull toward you slightly to activate and release to deactivate. PANEL DIMMER CONTROL Use to adjust the brightness of the instrument panel during headlight and parklamp operation. • Rotate the thumbwheel from left to right to brighten the instrument panel. • Rotate the thumbwheel from right to left to dim the instrument panel. Domelamp Control The panel dimmer control also controls the domelamp operation. • Rotate the thumbwheel fully to the right, past detent to activate the domelamp. • In order to turn off the domelamp, rotate the thumbwheel to the left. 37 2004 Grand Marquis (grn) Owners Guide (post-2002-fmt) USA English (fus)