Mechanics

F150 LARIAT 5.4 TRITON 90,000 MILES. LARGE THUMP UNDER ME IN FRONT CENTER OF TRUCK ONLY WHEN GOING FROM DEAD STOP TO START. AFTER GETS GOING DOES

2004 Ford F-150 • 90,000 miles

2004 F150 lariat 5.4 triton 90,000 miles. Large thump under me in front center of truck only when going from dead stop to start. After gets going doesnt have any problem
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Byrdman1212
September 17, 2012.



Check trans mount. It may be broken

Roy

ASEMaster6371
Sep 17, 2012.
Is it a closed drive shaft? If so there had been a recall on them as there was nowhere to service the drive shaft if needed. A universal could also be the problem. Check the transmission mount and the universals.

M_H_RITZEL
Sep 25, 2012.