2005 CHEVY SUBURBAN SPEEDOMETER

  • Tiny
  • dougjuls
  • 2005 Chevrolet Suburban

Electrical problem
2005 Chevy Suburban V8 Two Wheel Drive Automatic 57213 miles

Sometimes it works ok, then it wil drop down to a lower speed even though the car is still moving faster, and sometimes it doesn't work at all

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Thursday, January 1st, 2009 AT 11:33 AM

3 Replies

  • Tiny
  • ImpalaSS
  • Expert
  • 3,148 posts

Hello -

To better assist you please let me know if your vehicle is a or ton, C1500 or K2500 and the engine size in liter and the 8th digit of your VIN.

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Thursday, January 1st, 2009 AT 11:46 AM
  • Tiny
  • dougjuls
  • Member

1/2 ton
C1500
5.3 liter engine
8th digit = Z

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Thursday, January 1st, 2009 AT 12:11 PM
  • Tiny
  • ImpalaSS
  • Expert
  • 3,148 posts

Hello -

My suggestion is your Vehicle Speed Sensor located on the right rear of the transmission is going bad. Item 36 in the pic


http://www.2carpros.com/forum/automotive_pictures/248015_VSS_1.jpg

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Thursday, January 1st, 2009 AT 1:00 PM

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