HomeBelts and Cooling > Water Pump and Related ComponentsDayco DP1039 Engine Water Pump
Part #: DP1039

Dayco DP1039 Engine Water Pump

⚙️ 45 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Workhorse, Hummer, Chevrolet, GMC, and AM General, FasTrack FT1801, H1, FasTrack FT1802, Express 2500, Express 3500, Savana 2500, Savana 3500, Hummer, C2500, C3500, K2500, K3500, C1500 Suburban, C2500 Suburban, K1500 Suburban, K2500 Suburban, P30, and P3500
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Reliable Engine Water Pump for Chevrolet, GMC, and Hummer Vehicles

The Dayco DP1039 engine water pump is designed to maintain optimal engine temperature for select Chevrolet, GMC, and Hummer models. Engineered to meet OEM specifications, this water pump ensures consistent coolant circulation and helps prevent overheating in your vehicle.

Key Features of the Dayco DP1039 Engine Water Pump

  • Compatible with Chevrolet C1500 Suburban, C2500, C2500 Suburban, C3500, Express 2500, Express 3500
  • Fits GMC K1500 Suburban, K2500, K2500 Suburban, K3500, P30, P3500, Savana 2500, Savana 3500
  • Also compatible with Hummer H1 models
  • Durable construction designed for long service life
  • Precision fit to ensure proper coolant flow and engine temperature regulation

Detailed Description of the Dayco DP1039 Water Pump

The Dayco DP1039 engine water pump is a critical component in the cooling system of various Chevrolet, GMC, and Hummer vehicles. It circulates coolant through the engine block and radiator, helping to maintain the correct operating temperature and prevent engine damage caused by overheating. Manufactured to meet strict quality standards, this water pump offers reliable performance and durability. Its design ensures a precise fit for models including Chevrolet C1500 Suburban and GMC Savana 3500, providing consistent coolant flow and efficient heat dissipation.

Common Issues Addressed by the Dayco DP1039 Water Pump

  • Engine overheating due to coolant circulation failure
  • Coolant leaks from worn or damaged water pump seals
  • Unusual noises caused by failing pump bearings
  • Reduced engine performance linked to inefficient cooling
  • Potential engine damage from prolonged overheating

Installation Notes and Tips for the DP1039 Water Pump

  • Ensure compatibility with your specific Chevrolet, GMC, or Hummer model before installation
  • Drain the cooling system completely prior to removal of the old water pump
  • Clean the mounting surface thoroughly to prevent leaks
  • Replace any worn gaskets or seals during installation
  • Torque mounting bolts to manufacturer specifications to avoid damage

Quality Assurance and Warranty Information

Dayco manufactures the DP1039 water pump to meet or exceed OEM standards, ensuring reliable operation and durability. While specific warranty details may vary, Dayco typically offers a limited warranty covering defects in materials and workmanship. Refer to the product documentation or contact the distributor for exact warranty terms related to this engine water pump.

This part fits 45 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2004HummerH1N/ACompatible with vehicles equipped with serpentine belt driven systems.
2003HummerH1N/ACompatible with vehicles equipped with serpentine belt driven systems.
2002ChevroletExpress 25006.5LV8N/ACompatible with vehicles equipped with serpentine belt driven systems.
2002ChevroletExpress 35006.5LV8N/ACompatible with vehicles equipped with serpentine belt driven systems.
2002GMCSavana 25006.5LV8N/ACompatible with vehicles equipped with serpentine belt driven systems.
2002GMCSavana 35006.5LV8N/ACompatible with vehicles equipped with serpentine belt driven systems.
2002HummerH1N/ACompatible with vehicles equipped with serpentine belt driven systems.
2001ChevroletExpress 25006.5LV8N/ACompatible with vehicles equipped with serpentine belt driven systems.
2001ChevroletExpress 35006.5LV8N/ACompatible with vehicles equipped with serpentine belt driven systems.
2001GMCSavana 25006.5LV8N/ACompatible with vehicles equipped with serpentine belt driven systems.
2001GMCSavana 35006.5LV8N/ACompatible with vehicles equipped with serpentine belt driven systems.
2000ChevroletC25006.5LV8N/ACompatible with vehicles equipped with serpentine belt driven systems.
2000ChevroletC35006.5LV8N/ACompatible with vehicles equipped with serpentine belt driven systems.
2000ChevroletExpress 25006.5LV8N/ACompatible with vehicles equipped with serpentine belt driven systems.
2000ChevroletExpress 35006.5LV8N/ACompatible with vehicles equipped with serpentine belt driven systems.
2000ChevroletK25006.5LV8N/ACompatible with vehicles equipped with serpentine belt driven systems.
2000ChevroletK35006.5LV8N/ACompatible with vehicles equipped with serpentine belt driven systems.
2000GMCC25006.5LV8N/ACompatible with vehicles equipped with serpentine belt driven systems.
2000GMCC35006.5LV8N/ACompatible with vehicles equipped with serpentine belt driven systems.
2000GMCK25006.5LV8N/ACompatible with vehicles equipped with serpentine belt driven systems.
2000GMCK35006.5LV8N/ACompatible with vehicles equipped with serpentine belt driven systems.
2000GMCSavana 25006.5LV8N/ACompatible with vehicles equipped with serpentine belt driven systems.
2000GMCSavana 35006.5LV8N/ACompatible with vehicles equipped with serpentine belt driven systems.
1999ChevroletC1500 Suburban6.5LV8N/ASerpentine Belt Driven; w/Pressed on Pulley for Thread on Fan Clutch
1999ChevroletC25006.5LV8N/ASerpentine Belt Driven; w/Pressed on Pulley for Thread on Fan Clutch
1999ChevroletC2500 Suburban6.5LV8N/ASerpentine Belt Driven; w/Pressed on Pulley for Thread on Fan Clutch
1999ChevroletC35006.5LV8N/ASerpentine Belt Driven; w/Pressed on Pulley for Thread on Fan Clutch
1999ChevroletExpress 25006.5LV8N/ACompatible with vehicles equipped with serpentine belt driven systems.
1999ChevroletExpress 35006.5LV8N/ACompatible with vehicles equipped with serpentine belt driven systems.
1999ChevroletK1500 Suburban6.5LV8N/ASerpentine Belt Driven; w/Pressed on Pulley for Thread on Fan Clutch
1999ChevroletK25006.5LV8N/ASerpentine Belt Driven; w/Pressed on Pulley for Thread on Fan Clutch
1999ChevroletK2500 Suburban6.5LV8N/ASerpentine Belt Driven; w/Pressed on Pulley for Thread on Fan Clutch
1999ChevroletK35006.5LV8N/ASerpentine Belt Driven; w/Pressed on Pulley for Thread on Fan Clutch
1999ChevroletP306.5LV8N/ACompatible with vehicles equipped with serpentine belt driven systems.
1999GMCC1500 Suburban6.5LV8N/ASerpentine Belt Driven; w/Pressed on Pulley for Thread on Fan Clutch
1999GMCC25006.5LV8N/ASerpentine Belt Driven; w/Pressed on Pulley for Thread on Fan Clutch
1999GMCC2500 Suburban6.5LV8N/ASerpentine Belt Driven; w/Pressed on Pulley for Thread on Fan Clutch
1999GMCC35006.5LV8N/ASerpentine Belt Driven; w/Pressed on Pulley for Thread on Fan Clutch
1999GMCK1500 Suburban6.5LV8N/ASerpentine Belt Driven; w/Pressed on Pulley for Thread on Fan Clutch
1999GMCK25006.5LV8N/ASerpentine Belt Driven; w/Pressed on Pulley for Thread on Fan Clutch
1999GMCK2500 Suburban6.5LV8N/ASerpentine Belt Driven; w/Pressed on Pulley for Thread on Fan Clutch
1999GMCK35006.5LV8N/ASerpentine Belt Driven; w/Pressed on Pulley for Thread on Fan Clutch
1999GMCP35006.5LV8N/ACompatible with vehicles equipped with serpentine belt driven systems.
1999GMCSavana 25006.5LV8N/ASerpentine Belt Driven
1999GMCSavana 35006.5LV8N/ASerpentine Belt Driven

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.