There is an easy fix for this Winter is coming and its been below 30 degrees the last few mornings Remove the valve cover on the drivers side
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Once removed, there is a small hole on the left side that stops up with.
Valve seals or sticky rings
There are a few treatments for sticky rings I would try one or two of them first, before swapping out the valve seals Could just be a cat issue, but i was wondering if i could disconnect the upstream o2 sensor to see if the problem persists I wouldn't drive the car without one, just simply disconnect to see if that solves the.
If you have white smoke, coolant is getting into the combustion chamber and a leaky head gasket is most likely To test if there is a possible bad valve seal, put the car in a low gear so that the. I’ve seen countless drivers try to bypass an o2 sensor to shut off a check engine light for a p0420 or p0430 code, and to avoid an expensive catalytic. I have read this is a pretty common issue among the 5.3 litre's but is it supposed to.
(solved) cold start blue exhaust smoke problem cornelius schmitt 2.22k subscribers subscribe
It could be your valve seals that need attention, letting a small amount of oil trickle into the combustion chamber as its sits, and then burns up upon start. My 2011 5.3 liter ltz will blow a pretty good cloud of blue smoke after a long highway run at speeds of 65 to 75 mph Truck has 270,000 km / 160,000 miles on the clock We would like to show you a description here but the site won’t allow us.
Ok so i have a 05 with a 5.3 and its blowing blue smoke at start up It doesnt do it everytime, but here and there it does I know chevy had a problem with valve guides in the older 350s, and 305s,. Blue smoke on moderate/hard acceleration indicates bad rings.
Blue exhaust smoke usually means your engine is burning oil — often due to worn piston rings, valve seals or a turbo oil seal
The truck runs fine and the same from even before the o2 sensors started acting up (i used a code reader to verify it was the o2 sensor and not something else And i can turn the light off, but it.
