Mechanics

S ENGINE RPM'S

1999 International Truck

Electrical problem
1999 International Truck s V8 Two Wheel Drive Automatic 90.000 miles

goes up and down when colde wile driving til motor warmes up for about one mile
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Timrogier
October 21, 2010.



A bad temp sensor will cause this

Billymac
Oct 30, 2010.