Is it safe to start a 5W20 with white smoke?
Cut repair costs, not quality. @thedean , Dean, 5w20 oil is fine, Some white smoke at start up from cold engine is fairly normal and will dissipate (stop) for the most part after engine and exhaust has warmed up to operating temperature. If you notice you are low on coolant or having to add coolant then there could be an issue.
Where does the smoke come from in an engine?
Thick smoke usually comes from the faulty in engine coolant, which could lead to many serious problems like damaged cylinder head, blown head gasket, cracked engine block… which might cost drivers quite a lot. In this situation, we suggest to not ignore it.
Why is my 5.3 engine blowing white smoke?
Condensation can also occur in the exhaust- larger displacement engines getting hotter faster and can start boiling it off pretty quickly compared to condensation dripping out on smaller engines. Re: Help! my 5.3 is blowing some white smoke!
Can a white smoke be oil or coolant?
White smoke can also be coolant. If it has a sweet smell that’s a pretty good indicator that you’re burning coolant and not oil. Although (IMHO) it would be weird to not burn coolant continually, so oil is probably more likely. Re: Help! my 5.3 is blowing some white smoke!
What does 5.3L smoking on startup mean?
If you own a GM truck or other vehicle with a 5.3L smoking on startup, you should read this. When starting the vehicle after it has sat for a while you’ll get some bluish white smoke from the exhaust. You’re burning oil, but relax. It’s most likely oil that has seeped into the vacuum hose through the PCV valve.
Where does the Ford 7.3 blow white smoke?
Ran great and no smoke. I live in Las Vegas but I bought the truck in Salt Lake City. And little while after the drive back to Vegas started with friends. Started to smoke white but we thought it was just because we were passing cold part of Utah.
Cut repair costs, not quality. @thedean , Dean, 5w20 oil is fine, Some white smoke at start up from cold engine is fairly normal and will dissipate (stop) for the most part after engine and exhaust has warmed up to operating temperature. If you notice you are low on coolant or having to add coolant then there could be an issue.
Can a 2006 Silverado 5.3L smoking on startup?
2006 Silverado 5.3L Smoking on Startup Solved! If you own a GM truck or other vehicle with a 5.3L smoking on startup, you should read this. When starting the vehicle after it has sat for a while you’ll get some bluish white smoke from the exhaust. You’re burning oil, but relax.