2005 Isuzu Ascender Suv Runs Great Will Only 30mph Sputters Stays That Speed

2005 ISUZU ASCENDER
90,000 MILES
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ANONYMOUS
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  • 1 POST
My SUV runs great but will only go 30mph then it sputters and stays at that speed,what cuold be the problem?
Mar 30, 2013 at 8:01 AM
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ASEMASTER6371
  • ✓Experienced Mechanic
  • 52,796 POSTS
sounds like a clogged cat converter. have the backpressure checked.

Roy
Mar 30, 2013 at 8:09 AM
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FREEMBA
  • ✓Experienced Mechanic
  • 1,152 POSTS
is the check engine light on? if so, have the codes read at autozone or somewhere like that. post the codes here for further assistance.
Mar 30, 2013 at 8:16 AM
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