MTX Ford Explorer/Mercury Mountaineer/Mazda Navajo 1991-2001 Thunderform Loaded with 10 Inch Woofer and ... Car Speaker "turn signals brake lights 2001" Questions

...brake light works, lowers fail to engage when brakes are engaged, but the lights do light up when the turn signal or headlights are turned on. first try replacing the bulbs in the corners and see if ...