WHEN DRIVING AT NIGHT, THE HEADLIGHTS AND FOG LIGHTS TURNED ON AND OFF EVERY COUPLE OF SECONDS. I HAVE DUPLICATED THE SCENARIO ON MULTIPLE OCCASIONS. HEADLIGHTS WORK FINE WITHOUT THE FOG LIGHTS ON. WHEN FOG LIGHTS ARE TURNED ON, HEADLIGHTS AND FOG LIGHTS TURN ON/OFF. I HAVE NOT USED FOG LIGHTS AFTER A FEW ATTEMPTS. MECHANICS CAN NOT DUPLICATE SCENARIO. THEY SAY IT MAY HAPPEN ONLY WHILE VEHICLE IS IN MOTION. *TR
2004
POWER TRAIN:DRIVELINE:DIFFERENTIAL UNIT
EXCESSIVE DRIVELINE VIBRATION AND NOISE UNDER LOAD/ACCECERATION. DIFFERENTIAL. BEEN TO DEALER TWICE WITH NO REPAIRS. NOISE GETTING PROGRESSEVLY WORSE. JEEP SHAKES VIOLENTLY ABOVE 80 MPH-2004 JEEP LIBERTY 4/WHEEL DRIVE. *AK