1995 Oldsmobile Achieva Engine Light, Code 77

Tiny
ACSACHIEVA
  • MEMBER
  • 1995 OLDSMOBILE ACHIEVA
  • 6 CYL
  • FWD
  • AUTOMATIC
  • 70,000 MILES
Hello,
Below 60mph the engine light does not come on. Above, it comes on and trips a code 77.
I replaced the EGR, replaced the tube, reset by disconnecting the battery, then through dealer.

It still triggers the code and can not figure it out.
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Friday, February 27th, 2009 AT 1:19 AM

1 Reply

Tiny
BILLYMAC
  • EXPERT
Do you have vacum at the egr valve when you accell
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Saturday, February 28th, 2009 AT 8:19 PM

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