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Coolant Gauge Malfunction

Thanks for the reply. I ended up exchanging the after market for an AC Delco and it fixed the issue. I have been trying to resolve a rich fuel mixture problem. It is a not so well maintained truck that I inherited.
- Rawg
- Post #5
- Jul 5, 2022
- Forum: Feedback, Help and Suggestions
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Coolant Gauge Malfunction

I tried unplugging the head sensor pigtail (1 terminal) from the head sensor, leaving the intake sensor pigtail connected to the intake sensor. The gauge goes back to normal.
- Rawg
- Post #2
- Jul 2, 2022
- Forum: Feedback, Help and Suggestions
R
Coolant Gauge Malfunction

1995 GMC C1500 5.7 TBI I replaced the head coolant temperature sensor. Now the coolant gauge is reading over 260. It was operating normally before I replaced the sensor - it would typically read around 170-190. I made sure to use the proper sensor that has only one terminal and a one terminal...
- Rawg
- Thread
- Jul 2, 2022
- Replies: 5
- Forum: Feedback, Help and Suggestions