1993 Oldsmobile Delta 88 failled the CA smog check inspecti

1993 OLDSMOBILE DELTA 88
145,895 MILES • 6 CYL • FWD • AUTOMATIC
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RAPIDOSMOG
  • MEMBER
  • 2 POSTS
This car has failed CA smog inspection for high hc at 15MPH and 25MPH.co and nx reading very low !
Jun 16, 2010 at 5:41 PM
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RASMATAZ
  • ✓ASE Certified Mechanic
  • 75,992 POSTS
  • ASE Certified Mechanic
Could be an ignition misfire, lean misfires and compression problems such as sparkplugs, wires, weak coil, vacuum leaks, dirty injectors, fuel pressure problem and oil burning in the combustion chamber due to worn valve guides/seals and rings-
Jun 16, 2010 at 6:06 PM
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