2002 Chevy Malibu codes

2002 CHEVROLET MALIBU
130,000 MILES • 6 CYL • FWD • AUTOMATIC
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PASCALL2
  • MEMBER
  • 1 POST
how to repair codes p0403,p0405
Dec 2, 2008 at 5:20 PM
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RHALL77
  • ✓ASE Certified Mechanic
  • 3,361 POSTS
  • ASE Certified Mechanic
i would suggest finding a scan tool that you can control the egr and see if it is operational. most likely cause is the egr
Dec 2, 2008 at 5:29 PM
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