I have a 2002 Isuzu Trooper and we changed the.

Tiny
ANONYMOUS
  • 2002 ISUZU TROOPER
  • 200,000 MILES

I have a 2002 isuzu trooper and we changed the catalic converts and egr valve but it still won't drive over 20 mph what is wrong and we hooked it up to a machine and it said the catalic converters and egr valve were bad that's all

Sunday, January 6th, 2013 AT 11:15 PM

1 Reply

Tiny
KHLOW2008
  • EXPERT
  • 41,940 POSTS

Are you able to rev the engine in neutral?
Were the spark plugs and related components and fuel system checked?

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Monday, January 7th, 2013 AT 1:59 PM

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