what causes the engine to bog down and shake like it wants to die after you let off the gas

1987 LINCOLN MARK VII
96,000 MILES
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LUCKYLOKI
  • MEMBER
  • 2 POSTS
just bout the car and it has some minor problems but would the mufflers being clogged up and have holes in them cause the motor to bog down when you let off the accelarator
May 12, 2012 at 12:03 PM
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RASMATAZ
  • ✓Experienced Mechanic
  • 75,988 POSTS
Check the catalytic converter if its clogged-up,EGR valve and throttle position sensor-
May 12, 2012 at 12:16 PM
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LUCKYLOKI
  • MEMBER
  • 2 POSTS
thank you very much, i'll see what i can do, thank you again
May 12, 2012 at 3:23 PM
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RASMATAZ
  • ✓Experienced Mechanic
  • 75,988 POSTS
Your welcome
May 15, 2012 at 5:07 PM
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