2004 Chevrolet Silverado Code reader wont read codes

Tiny
GREG666
  • MEMBER
  • 2004 CHEVROLET SILVERADO
  • 5.3L
  • V8
  • 4WD
  • AUTOMATIC
  • 300,000 MILES
Check engine light is on running rough. It comes up unable to read codes. I live on a fixed income 66 years old
Tuesday, June 3rd, 2014 AT 3:24 PM

1 Reply

Tiny
HMAC300
  • MECHANIC
  • 48,601 POSTS
Have a pro scan it his scanner may be able to read the code although it may be a misfire which are hard to diagnose. If it doesn't read the code he'll have to seeif it's just bad contact or whatever.
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Tuesday, June 3rd, 2014 AT 3:56 PM

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