I DON'T UNDERSTAND WHAT ,DTC 55 MEANS?

1993 BUICK PARK AVENUE
158,000 MILES
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TONYFOP88
  • MEMBER
  • 1 POST
UPON HEAVY ACCELERATION,CAN'T GET FULL POWER BUT SURGES VERY STRONG THEN SMELL EXHAUST,CODE 55 SHOWED BUT DON'T UNDERSTAND IT.
Mar 19, 2012 at 4:08 PM
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WRENCHTECH
  • ✓Experienced Mechanic
  • 20,761 POSTS
That really means nothing except that it is finished testing. The symptoms sound a lot like a bad MAF.
Mar 19, 2012 at 4:46 PM
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