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ACDelco 21653 Original Equipment Radiator Review

3

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Very good

Revainrating 4.5 out of 5  
Rating 
4.7
🌡️ Engine Cooling & Climate Control, 🛠️ Replacement Parts

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Description of ACDelco 21653 Original Equipment Radiator

Lightweight; the radiators have a positive heat transfer to weight ratio. Corrosion-resistant aluminum designed core helps optimize the radiators long lasting. GM-recommended replacement part for your GM vehicle’s original factory component. Offering the quality, reliability, and durability of GM OE. Manufactured to GM OE specification for fit, form, and function.

Reviews

Global ratings 3
  • 5
    2
  • 4
    1
  • 3
    0
  • 2
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  • 1
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Type of review

Revainrating 5 out of 5

Perfect direct Delco replacement for my 2004 GMC Yukon Denali

Perfect direct Delco replacement for my 2004 GMC Yukon Denali. Careful removal and reinstallation took me 4 hours of work including cleaning other parts etc. No leaks, no problems and works like the original. I replaced mine when the EOC (engine oil cooler) o-rings in the plastic tank started leaking leaving small drops of coolant on the garage floor. You can watch some of the procedures on YouTube which will be helpful when watching the procedure.

Pros
  • Radiator
Cons
  • Something is wrong

Revainrating 4 out of 5

Good quality. - Spare parts

The only thing the manufacturer didn't like was that the drain valve wasn't knocked out. Thread. I still use the radiator. The delivery is not very good. Must have put it under a stack of tires. Came to my door with a bow in the center of the core. The box was crushed. Used it anyway as ex-mechanic thought he'd try anyway. It worked fine, no leaks. You could put a large "Do not bend or squeeze" sticker on the shipping box. I don't think it would matter in the times we live in. The processing is

Pros
  • Engine cooling and air conditioning
Cons
  • Definitely a bad product

Revainrating 5 out of 5

I highly recommend this radiator

I highly recommend this radiator. I installed it myself on my 2003 GMC Sierra 2500 HD 6.0 truck. This took about 3 hours and saved me a lot of money. I would advise you to go to You Tube and watch some installation videos before undertaking this task. You also need to make sure your oil cooler connections are secure or you will make a mess and lose oil if the connections are not secure. I would highly recommend this radiator to other more expensive aluminum radiators. It would also be a good…

Pros
  • Automotive
Cons
  • Long time