1991 Buick Century TROUBLE CODE

Tiny
JUSTHSOJ1
  • MEMBER
  • 1991 BUICK CENTURY
1991 Buick Century 6 cyl Front Wheel Drive Automatic

HELLO MY NAME IS JOSHUA,
AND I HAVE THIS BUICK THAT I AM TRYING TO FIX
- THE "CHECK ENGINE" LIGHT IS ON AND I KEEP
GETTING THE TROUBLE CODE "42" WHICH SAYS-
THE EGO SENSOR IS RUNNING TOO RICH W/ NO
CHANGE.
O.K. WHAT SHOULD I DO NOW,
CHANGE THE SENSOR OR SOMETHING ELSE?
THANKS, FOR YOUR HELP!
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Friday, August 28th, 2009 AT 5:05 PM

1 Reply

Tiny
RASMATAZ
  • MEMBER
Replace the oxygen sensor and go from there.
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Friday, August 28th, 2009 AT 6:59 PM

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