2002 Chevy Monte Carlo EGR VALVE

2002 CHEVROLET MONTE CARLO
18,900 MILES • 4 CYL • FWD • AUTOMATIC
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EDWINDORSETT
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  • 1 POST
2002 Chevrolet Monte Carlo, 3.4L V6, Lithonia, GA, January 13, 2010, 21:08
my car gave a code, P401( NOT SURE IT'S THE RIGHT CODE) egr insufficient air flow so i changed the egr valve and cleaned the whole system and the service engine light still comes on?
Jan 13, 2010 at 11:29 PM
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SCOTTY DEE
  • ✓ASE Certified Mechanic
  • 592 POSTS
  • ASE Certified Mechanic
Could be a wiring problem on the EGR feed circuit. That could be anywhere between the valve connector to the PCM.
Jan 26, 2010 at 8:37 PM
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