Uploaded February 2017 | Updated September 2026, 8 hours ago

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04 LLY Duramax GMC 2500 used in this video.
NOT your average water pump replacement.

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Disclaimer - This video is for entertainment purposes. I am not a licensed mechanic. Any and all information or advice given will be used at your own risk.

Duramax Coolant / Antifreeze Drain & Refill or Replace - youtube.com/watch?v=ysz_wWKL4yo&t=16s
Tools you may need - https://www.youtube.com/watch?v=3dJRb...
Does Your Weep Hole Leak? https://www.youtube.com/watch?v=6XCyL...
Pulley Piss Off - 278 FT-LB Balancer Bolt Removal - youtu.be/kpz8fdnYxyQ
Easy way to bust loose the harmonic balancer/crank bolt
youtube.com/watch?v=DIaCS3sJg0o&lc=z23ydzp4bqrwc0tlm2hd0s00ilt3fl0ddf2zyyevsj00u00c2.1505869425565622