Ntoauto AW6738 Water Pump for 2014-2020 Silverado/Sierra/Tahoe — Direct OEM Fit, Includes Gaskets

The Ntoauto AW6738 water pump is a direct-replacement cooling pump engineered to restore proper coolant flow for select 2014–2020 GM V6 and V8 trucks and SUVs.

If your vehicle is showing early signs of cooling trouble or you want to replace an aging pump before failure, this Ntoauto unit is built to match OEM fit and function without custom modification. Manufactured with corrosion-resistant materials and delivered with necessary gaskets and seals, the pump is intended as a straightforward swap for a long list of Chevrolet, GMC and Cadillac applications.

Which vehicles and engine types will this pump fit?

This water pump is specified to replace several OE part numbers across GM platforms and fits a range of V6 and V8 engines. Check compatibility against the model year and engine listed to confirm fitment before purchase.

• Replaces OE numbers: AW6738, 12656810, 12683012, W2684M, 12674637, 12685257, 12669020, 130-3020
• Common applications include: 2014–2020 Silverado/Sierra 1500 (4.3L V6 and 5.3L V8), 2015–2020 Tahoe/Suburban/Yukon/Yukon XL (5.3L and 6.2L V8), 2016–2020 Camaro (6.2L V8), and 2015–2017 Cadillac CTS/Escalade models
• Designed for direct replacement on listed model years and engine displacements

How reliable and durable is the Ntoauto AW6738 pump?

The pump is constructed from materials chosen for wear and corrosion resistance and passes inspection and leak testing to ensure dependable sealing under operating conditions. While no mechanical part is invulnerable, this unit is built to provide consistent coolant circulation when installed correctly.

• Durable casting and corrosion-resistant components extend service life
• Each pump undergoes quality and leak tests before shipment
• Supplied seals and gaskets reduce the chance of installation-related leaks

What’s included and how difficult is installation?

Designed as a direct OEM-style replacement, the pump arrives with the gaskets and seals needed for a proper install so you won’t have to hunt for extra parts. Installation skill level depends on vehicle and shop access—typical replacement requires basic mechanical tools and routine cooling-system procedures.

• Comes complete with required gaskets and seals for a precise fit
• Installation follows standard water-pump removal and coolant refill steps
• No aftermarket adapters or modifications required for listed applications

What precautions and maintenance help extend pump life?

Proper coolant type, periodic system flushes, and attention to belt/drive components will help the pump last as long as possible. Addressing thermostat, belt tensioner, and coolant condition at the time of replacement reduces the chance of early rework.

• Use manufacturer-recommended coolant and maintain correct mixture
• Inspect and replace worn belts, tensioners, and hoses during service
• Perform pressure and leak checks after installation and during routine maintenance

Who this is for: This Ntoauto AW6738 water pump is intended for owners, DIY mechanics, and repair shops working on compatible 2014–2020 Chevrolet, GMC and Cadillac trucks and SUVs who need a direct-fit replacement that includes gaskets and has been leak-tested. Choose this unit if you want an affordable, OEM-style swap that restores cooling performance without fabrication or extra parts hunting.