large thump under me in front center

2004 FORD F-150
90,000 MILES
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BYRDMAN1212
  • MEMBER
  • 1 POST
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
Sep 17, 2012 at 8:21 AM
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ASEMASTER6371
  • ✓Experienced Mechanic
  • 52,796 POSTS
check trans mount. it may be broken

Roy
Sep 17, 2012 at 9:13 AM
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MIKE H R
  • MEMBER
  • 3,094 POSTS
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.
Sep 25, 2012 at 7:35 AM
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