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Performance Water Pump Kit for GMC Savana 3500 (2003-2006) 4.8L 6.0L



Prix normal $193.95
Prix promotionnel $193.95 Prix normal
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Heavy-Duty Water Pump and Accessory Drive Kit for 2003-2006 GMC Savana 3500 (GMT610)

What it Does: The Performance Water Pump Kit restores efficient coolant circulation and accessory drive tensioning on the 2003-2006 GMC Savana 3500 to prevent thermal overload and catastrophic serpentine belt slippage under heavy payload demands.

The Stock GMC Savana 3500 Cooling and Drive Belt Vulnerability

On high-mileage GMT610 commercial vans, the factory water pump mechanical shaft seal degrades under sustained thermal cycles, resulting in shaft play, bearing fatigue, and coolant seepage through the weep hole. Concurrently, continuous torsional vibration weakens the internal damping spring of the factory cast tensioner. In fleet applications powered by the Vortec 6000 LQ4 or Vortec 4800 LR4, this tensioner relaxation induces belt flutter, belt glazing, and charging system dropouts, ultimately starving the iron-block V8 of essential fluid velocity and provoking head gasket failure.

The Engineering Solution

This comprehensive service kit addresses mechanical wear across the entire front-end accessory drive (FEAD). Featuring a high-flow die-cast aluminum water pump housing fitted with reinforced internal ceramic seals and a heavy-duty steel bearing assembly, it matches OEM flow characteristics without cavitation. The assembly includes an integrated thermostat, a balanced steel-pulley belt tensioner assembly engineered to maintain constant dynamic tension, and high-tensile EPDM serpentine belts resistant to heat cracking and elongation. Complete with direct-fit gaskets and O-rings, this kit restores cooling efficiency to factory tolerances, directly replacing failure-prone OEM references such as 12580162 and 12609719.

Technical Specifications

Fitment 2003-2006 GMC Savana 3500
Engine / Chassis Vortec 4.8L (LR4) / 6.0L (LQ4) Gen III LS / GMT610
Stock Output 285-300 hp / 295-360 lb-ft
Replaces OEM Part # 12580162, 12609719, 12560380, 12562458, 12703898, 19195104

Compatibility

  • 2003 GMC Savana 3500 Base / SLE / Extended Cargo / Passenger 6.0L V8
  • 2004 GMC Savana 3500 Base / SLE / Extended Cargo / Passenger 6.0L V8
  • 2005 GMC Savana 3500 Base / SLE / Extended Cargo / Passenger 6.0L V8
  • 2006 GMC Savana 3500 Base / SLE / Extended Cargo / Passenger 4.8L V8
  • 2006 GMC Savana 3500 Base / SLE / Extended Cargo / Passenger 6.0L V8

Frequently Asked Questions

Does this fit the GMT610 Savana 3500?

Yes, this is a direct fit for the 2003-2006 GMC Savana 3500 equipped with the Vortec 4.8L LR4 or 6.0L LQ4 engine.

Does this water pump include the integrated thermostat and mounting gaskets?

Yes, the water pump comes fully assembled with the housing thermostat, replacement gaskets, O-rings, and necessary mounting hardware for installation.

The GMC Heavy-Duty Commercial Standard

When running maximum commercial payloads or pulling severe trailer weights, cooling system integrity is paramount. This replacement package guarantees the thermal stability, belt grip, and continuous accessory drive reliability required to keep your work vehicle operating without downtime.




Ajustement

Faire

GMC

Cylindrée

  • 4.8L
  • 6.0L

Année

  • 2003
  • 2004
  • 2005
  • 2006

Garantie

Tous nos produits sont couverts par notre garantie à vie limitée . Nous garantissons leur qualité. [ Voir conditions ]

Performance Water Pump Kit for GMC Savana 3500 (2003-2006) 4.8L 6.0L

$193.95