What causes backfiring/rough engine acceleration shaking

Tiny
PELACAMAN
  • MEMBER
  • 1998 CHEVROLET SILVERADO
  • 199,999 MILES
In 1998 chevrolet silverado 350 5.7L c1500? I changed spark plugs, spark plug wiring, gas filter. Backfiring. Rough accelertion truck shakes
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Friday, March 2nd, 2012 AT 10:22 PM

1 Reply

Tiny
HMAC300
  • EXPERT
Scan for codes and check fuel pressure
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Friday, March 2nd, 2012 AT 11:41 PM

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