How to change the oil in a Trailblazer/Envoy/Ranier 4.2l

How to change the oil in a Trailblazer/Envoy/Ranier 4.2l

In this video, I illustrate a simple oil and filter change on a Chevy Trailblazer. This will apply to the buick ranier. gmc envoy, and any GM with the 4.2l e…

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nickyjackflash says:

great videos by the way, they are done very well!

95z28410 says:

When the engine is first started after an oil change, the oil filter has to
fill before oil is circulated. This can cause a brief lack of oil which
harms engine bearings. Any time you can add oil to the filter before
installing it you should. The main bearings, rod bearings, camshaft
bearings, lifters, and rocker arms all rely on a thin film of pressurized
oil to prevent metal to metal contact. Just a thousandth of a second of a
lack of oil does irreversible damage to bearings. Thanks.

Jayleen Rosario says:

thanks

nickyjackflash says:

Why do you fill the oil filter with new oil? Is there any benefit to that?
Just wondering. Typically I fill the crankcase with the manufacturer’s
recommended amount of oil, let it run for a few minutes, let it sit for a
few minutes, and check the oil to make sure it’s at the “full” level.

santi781 says:

it looked like the filter you removed was partially collapsed…

JayzBeerz says:

Why are you using Shell Rotella 15W-40 in that Trailblazer?

95z28410 says:

You are welcome.

95beretta says:

Please, for Gods sake, use some jackstands!! Otherwise, very informative
video.

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