1999 Honda CRV Trouble maintaining speed on highway

186,000 MILES • 4 CYL • AWD • AUTOMATIC
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BACKDOC4
  • MEMBER
  • 1 POST
Was driving on highway and when the car downshifted to try and maintain speed up a hill it had trouble and could only keep a speed of @65mph and 4-4500rpms. When going downhill or on flat it would upshift and then I could go faster. Also only got about 16-17 mpg on highway--normally get 24-25

Also have engine light on and was told it was the catalytic converter. Could that be problem?
Mar 14, 2009 at 10:00 AM
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KHLOW2008
  • ✓Experienced Mechanic
  • 41,812 POSTS
Hi backdoc4,

Yes, if the catalytic converter is clogged, you would not be able to maintain high rpms and performance would be greatly affected.
Mar 18, 2009 at 2:53 AM
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