2002 Buick Rendezvous codes

2002 BUICK RENDEZVOUS
139,761 MILES • 6 CYL • AWD • AUTOMATIC
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DELICIOUSD98
  • MEMBER
  • 1 POST
i would would like to know what the diagnostic code 1811 means
Mar 1, 2010 at 6:08 AM
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JACOBANDNICKOLAS
  • ✓Experienced Mechanic
  • 110,248 POSTS
P1811 Maximum Adapt and Long Shift. Is the trans reving the engine high before shifting to the next gear?
Mar 4, 2010 at 10:34 PM
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