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2001 Chevy Venture check engine light

Tiny
LITURGICAL
  • MEMBER
  • 2001 CHEVROLET VENTURE
  • 6 CYL
  • 4WD
  • AUTOMATIC
  • 115,000 MILES
I took my car and a guy had a machine give me a few codes.
P1374 - 3 x reference circuit and eng clark sig. High to low res

p1811 - maximum adapt +long shift

what does all this mean?
Friday, April 24th, 2009 AT 11:01 AM

1 Reply

Tiny
BLUELIGHTNIN6
  • MECHANIC
  • 16,542 POSTS
Code P1374 is for the crankshaft position sensor high-to-low resolution frequency correlation. Most likely culprit here is a faulty Crankshaft Position Sensor.

Code 1811 is a transmission fault code. Check the tranny fluid and filter.

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Friday, April 24th, 2009 AT 1:48 PM

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