2007 Chevy Silverado

Tiny
JESSE811
  • MEMBER
  • 2007 CHEVROLET SILVERADO
  • V8
  • 4WD
  • AUTOMATIC
  • 65,100 MILES
What type of transmission do I have and is it Allison Transmission? The VIN # is 1GCEK19Z67Z203357
Monday, December 7th, 2009 AT 8:05 PM

1 Reply

Tiny
BRIAN 1
  • MECHANIC
  • 1,030 POSTS
You have an M30 which is a 4L60E, 4 speed automatic. You also have an open recall on your vehicle, its an ECM software update for E85 update for the Virtual Flex Fuel Sensor. Might want to call the dealer.
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Tuesday, December 8th, 2009 AT 7:51 PM

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