1990 Chevy Silverado sensor maybe

120,000 MILES • V8 • 2WD • AUTOMATIC
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KBOD
  • MEMBER
  • 2 POSTS
my 1990 chevy truck accelerates fine but runs kind of jurky at crusing speed, ive also notice the problem when idling slowly uphill the engine will roar and kind of lerch forward as if you where to let a cluch out and push it back a couple of times even though my truck is an automatic. i tested the tps and it check out fine with a meter. it dosnt fell like a trans problem but more like a sensor or fuel problem?
Nov 3, 2009 at 1:09 PM
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JACOBANDNICKOLAS
  • ✓Experienced Mechanic
  • 110,248 POSTS
Have you checked the fuel pump pressure? Has the check engine light come on?
Nov 16, 2009 at 5:40 AM
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KBOD
  • MEMBER
  • 2 POSTS
no i havent checked the pressure but i will, there has been no warning light. thanks for the reply.
Nov 26, 2009 at 12:26 AM
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