2000 Chevy Tahoe SES light flashing about 30MPH

Tiny
SEANPH
  • MEMBER
  • 2000 CHEVROLET TAHOE
  • V8
  • 4WD
  • AUTOMATIC
  • 90,000 MILES
I JUST TUNEDUP WITH PLUG, WIRES, CAP & ROTOR I HAVE A MISS AND SES LIGHT IS ON AND FLASHES AT 30 TO 35 MPH WHAT CAN DO PLEASE HELP!
Tuesday, March 30th, 2010 AT 5:38 PM

1 Reply

Tiny
RASMATAZ
  • MECHANIC
  • 75,992 POSTS
Have the computer scanned for code/s-you have a problem within the engine management system that caused the CEL to turn on-This is your starting point of diagnosis, finding out what's going on.
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Tuesday, March 30th, 2010 AT 6:55 PM

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