2003 Buick Century service engine soon

114,000 MILES • 6 CYL • FWD • AUTOMATIC
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BARNABAY
  • MEMBER
  • 1 POST
My recent trip from Ohio to Colorado,I filled with gas,forgot to put the gas cap back on.I drove a short distance and the service engine light came on,what do I do.Also before my trip I had the raditor flushed and refilled,oil changed,air filter changed and transmission fluid changed,however the light did not come on untill I forgot to install the gas cap.?????????????
Nov 23, 2008 at 4:15 AM
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JAMES W.
  • ✓Experienced Mechanic
  • 2,394 POSTS
Believe it or not, the ECM will sense the loss of fuel vapor. Clear the code memory and you should be ok.
Nov 23, 2008 at 5:20 AM
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