My 2005 Mazda MPV has a hard time going up hills

Tiny
ANONYMOUS
  • MEMBER
  • 2005 MAZDA MPV
  • 140,000 MILES
My 2005 Mazda MPV has a hard time going up hills. I changed the spark plugs and the coils, it helped a little, but it still has a hard time with really steep hills. What could it be?
Friday, December 14th, 2012 AT 12:45 AM

1 Reply

Tiny
JACOBANDNICKOLAS
  • EXPERT
Check catalytic converter to make sure it isn't plugging.
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Friday, December 14th, 2012 AT 1:34 AM

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