Performance Water Pump Kit for GMC Yukon (2007-2014) 4.8L 5.3L 6.0L 6.2L

Direct-Replacement Heavy-Duty Water Pump Kit for 2007-2014 GMC Yukon (GMT900)

What it Does: The Performance Water Pump Kit replaces the failure-prone factory cooling assembly on the 2007-2014 GMC Yukon to restore optimal coolant circulation, stabilize operating temperatures, and prevent engine overheating under load.

The Stock GMC Yukon Cooling Vulnerability

Factory cooling systems on the GMT900 platform are notorious for mechanical seal breakdown and bearing play over extended service intervals. On high-displacement Gen IV Vortec engines (4.8L, 5.3L, 6.0L, and 6.2L), continuous thermal cycling degrades the internal cartridge seals, resulting in weep-hole leakage and premature bearing failure under heavy serpentine belt tension. Furthermore, aged factory thermostat housings warp and develop perimeter vacuum/coolant leaks, leading to air pockets, erratic engine temperatures, and localized cylinder head hot spots during towing or steep grade climbing.

The Engineering Solution

This direct-fit water pump assembly is engineered to exceed OEM durability benchmarks. Built with a high-strength die-cast aluminum housing and a heat-treated steel shaft, it features a precision-machined, unitized mechanical seal that eliminates weeping and resists coolant contamination. The balanced internal impeller optimizes hydraulic flow to suppress cavitation at elevated engine RPMs. Shipped complete with a matching thermostat, rigid housing, and heavy-duty die-cut gaskets, this kit provides a complete, leak-free seal directly against the block face without requiring component scavenging or gasket modification.

What's Included

• 1 Engine Water Pump
• 1 Thermostat Housing
• 1 Thermostat
• 2 Rectangular Gaskets
• 1 Oval Gasket
• 2 Mounting Bolts

Technical Specifications

Compatibility

• 2007-2009 GMC Yukon 4.8L V8
• 2007-2014 GMC Yukon 5.3L V8
• 2008-2013 GMC Yukon Hybrid 6.0L V8
• 2007-2014 GMC Yukon Denali / XL 6.2L V8

Frequently Asked Questions & Fitment Warnings

Does this fit the GMT900 Yukon?

Yes, this is a direct fit for the 2007-2014 GMC Yukon equipped with the Gen IV Vortec 4.8L, 5.3L, 6.0L, and 6.2L V8 engines.

What torque procedure should be used during installation?

Fasteners must be torqued to factory specifications in two passes (first pass to 11 lb-ft, final pass to 22 lb-ft) followed by a full cooling system vacuum bleed to prevent air entrapment.

The GMC Heavy-Duty Standard

Full-size GMT900 platforms are built for high payloads and prolonged trailering duties; maintaining hydraulic cooling efficiency under demanding thermal loads is critical to protecting your V8 powertrain from catastrophic heat cycles.