2003 GMC Envoy Temp Gage

2003 GMC ENVOY
81,000 MILES • 6 CYL • 4WD • AUTOMATIC
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DJONES5760
  • MEMBER
  • 1 POST
My water temp gage has maxed out but there is no sign of any overheating, etc. Also no warning lights are coming on. Any suggestions?

Thanks

Dennis Jones
Jan 2, 2010 at 8:44 AM
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BLUELIGHTNIN6
  • ✓Experienced Mechanic
  • 16,542 POSTS
suspect faulty engine coolant temperature (ECT) sensor.
Jan 10, 2010 at 5:20 AM
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