When I start my truck and get going, the temp gauge gets hot then gets back to operating range once i'm driving for a couple minutes. What could this be?

Asked by Jul 23, 2015 at 07:17 PM about the 1999 Chevrolet Silverado 2500 2 Dr LS Standard Cab LB

Question type: Maintenance & Repair

7 Answers

28,065

air pocket in cooling system..short in system , bad gauge..bad sender.. (fans off...you said goes ok when driving... you .dont need fans when air is passing thru the system when your driving,,, unless they are helpers in your cash a silverado your fine....could even be a funky thermostat .. FILL SYSTEM BLEED FIRST>

1 of 1 people found this helpful.
72,485

Most likely a "lazy" thermostat. HTH. -Jim

28,065

jim,come on mannnnnnnn...but i said that above.

1 of 1 people found this helpful.
72,485

Hi Kelly. Just wanted to reenforce what you said. -Jim

55,395

Lazy cooling fan or thermostat. If it is losing coolant and there is no external leak, uhh, that's bad.

28,065

and the winner is .......?

1 of 1 people found this helpful.
55,395

OH! OH! OH! Me, make it me. LOL. Let us know what fixes it.

1 of 1 people found this helpful.

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