temp gauge reading hot all the way to red

Asked by Jul 27, 2016 at 07:19 PM about the 2002 Pontiac Grand Prix GT

Question type: Maintenance & Repair

im not losing coolant its just the gage seems to stay in the red zone or just
below could it be the engine block sensor  and car isnt hot  i can put my hand
on top of engine

2 Answers

25,345

yes replace the temp sending unit first...ok

1 of 1 people found this helpful.
67,205

I agree. Be sure to get an AC Delco one though. For some reason aftermarket sensors don't work well in these cars. HTH. -Jim

1 of 1 people found this helpful.

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