changed oil now no heat??
#1
changed oil now no heat??
I changed my oil for the winter and now my heat is gone??? What did I do wrong I am useing 5w30 penzoil full synthetic now my temp gauge goes past the 210 mark and 1 slash from 260 degrees should I change my oil back to 10w 40 ?? please help
#3
RE: changed oil now no heat??
Sounds coincidental. I think rather, you are having cooling system issues. Normally if the only problem is a lack of heater it's because your thermostat is stuck open but your truck is also overheating. I'd check to make sure the water pump is flowing correctly.
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