2004 Chevrolet Trailblazer Car Start Sputter Steady Speed Around 65mph Away

2004 CHEVROLET TRAILBLAZER
205,000 MILES
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ANONYMOUS
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Why is the car start to sputter at a steady speed Around 65mph then goes away?Not all the time.
Jan 4, 2013 at 10:58 PM
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ASEMASTER6371
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  • ASE Certified Mechanic
could be a failing plug, coil, injector. a scanner can tell by the info whether there is a fault and what cylinder/

Roy
Jan 5, 2013 at 12:27 AM
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