external temp reading on envoy

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May 14, 2008, 07:11 PM

ajrosenfeld

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Join Date: May 2008

Posts: 1

external temp reading on envoy

my 2002 Envoy ext temperature will read -12 when it is actually 75 outside which causes my air conditioner not to work...it will also go from -12 to 50 and then go back to -12... what could be causing this

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