My 1993 GMC G2500 van jerks and shakes from back end at constant speeds of 45MPH+.

1993 GMC VAN
138,000 MILES
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JBUMGARDNER4
  • MEMBER
  • 1 POST
My van will jerk at a constant speed of 45MPH or more. It is a continuous jerking motion and will sometimes make clanking noises. Is this typical of a rear axle issue or something more like the U joint or drivetrain?
May 2, 2012 at 5:57 AM
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HMAC300
  • ✓Experienced Mechanic
  • 48,601 POSTS
check the whole drivetrain. it could be more like ujoints or center support bearing if yo have one.
May 2, 2012 at 7:41 AM
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