How To Replace A Engine Mount Blue Smoke On Startup On An Ls Engine

Author Dalbo 27 Feb 2026

I am using a truck intake, valve covers, and accessories. The rebuild process involves replacing and refurbishing worn or corroded engine parts Are you tired of excessive oil consumption

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How To Replace A Engine Mount Blue Smoke On Startup On An Ls Engine

This is one of the most common. Blue smoke that is only present immediately after startup is usually. Learn how to replace engine mounts with this comprehensive diy guide

Understand the specific mechanical failure causing that blue smoke puff when you start your car, and how to assess the required repair.

Ive replaced them on at least 4 cars now, and it fixes the blue smoke at startup everytime Get you a good spring compressor, an air compressor, and that spark plug to air hose adapter, and you are set. Started up the goat today to wash it, and a big cloud of smoke poured out of the exhaust I couldn't tell you what color though b/c i was in the car

Then drove it outside and let it run while i. In this video i explain why blue smoke is coming out of your tailpipe (exhaust) Blue smoke can occur when accelerating, at start up, in the morning and idling. In this video i show you the cause of smoke on start up from a chevrolet ls engine.#ls #chevrolet #smoke

Engine Blue Smoke

Compression/leak down test to confirm rings

Generally valve seals will *start* throwing indications of going south by smoking at take off from a stop light or something like that but will. Usually the puffs of blue smoke on startup are actually caused due to leaking valve seals These can be changed without the need for an engine rebuild Changing them out also can be done.

So, i had this nasty and sometime massive blue smoke coming from the exhaust when starting in the cold morning Changed the old pcv valve with a new $9 toyota pcv valve and blue. Blue smoke indicates oil consumption, as you are probably aware Blue smoke that doesn't drop off after startup suggests failing piston rings