Final update on Temp. Exchanged the sending unit at the auto parts store with another, and found the sending unit was defective. Once installed and serviced the fluid, it is working as it should.
Okay another update. I scanned the ECM yesterday, and there was nothing for codes. I spoke with mechanic and he still thinks that this is a cluster issue. What do you all think?
---------- Post added at 07:56 AM ---------- Previous post was at 07:54 AM ----------
Clown racer. The mechanic...
Okay here is an update on the Tahoe. I got in it this morning to leave to go hunting. When I started it I noticed the temp gauge was sitting at 100 degrees. As I drove down the highway I noticed it just moved all the way up to 260 and then stayed at 255 the rest of the time. I had the truck...
I am kinda thinking the same thing. I am going to follow the wires from the sending cannon plug back around to the firewall. They had so much apart around that area, I kinda of feel that its has to be around there. I havent scanned the ECM yet. I will tomorrow.
It doesnt move. As soon as I start the truck it is already there. When I shut the truck off it does not go to 100. It will stay on 260. The oil pressure does not fluctuate when the temp is that high. Normal driving it sits in the middle. I am not sure what the pressure is. I think around...
Yes oil was changed at the mechanic, and he checked the whole engine out. He replaced the transmission, the rear seal, all the rocker covers and something else that they found a leak with. The leak they fixed was a coolant leak. After wards he pressure checked it and it was rock solid...
I have an 99 Tahoe with the 5.7 engine. I just had the Tahoe worked on by a local mechanic and he had replaced and flushed the coolant and thermostat. He performed other work but nothing to do with the coolant. When I got the truck back, I noticed that the temp gauge was fluctuating more than...
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