Specifications:

  • Aluminum construction
  • Core measurements: 8 1/4 x 7 1/8 x 1 3/8 inches
  • 5/8 inch inlet tube
  • 3/4 inch outlet tube
  • Direct replacement
  • Built to strict quality control standards

If your heater is not producing heat, or you can smell coolant inside your vehicle, or you see coolant leaking inside your vehicle it is time to replace your heater core.

If the coolant in your vehicle has not been properly maintained it can corrode and or block the coolant tubes inside your heater core. Once the heater core is blocked or leaking the only effective repair is to replace the heater core.

Left Hand Drive Note:

“All of our auto parts are intended for Left Hand Drive USDM vehicles and might not have been tested on Right Hand Drive platforms. If your vehicle is Right Hand Drive, please do your research prior to making a purchase to ensure the part is correct for your specific vehicle.”

Lifetime Warranty

This item is backed by a Limited Lifetime Warranty. In the event this item should fail due to manufacturing defects during intended use, we will exchange the part free of charge (excludes shipping charges) for the original purchaser. Please keep your invoice for proof of this warranty.

  1. step : Identifying the Heater Hoses (0:45)
    • Run the engine until it reaches its operating temperature
    • Turn the heater all the way up
    • Locate the heater core hoses, near the firewall
    • Feel the heat coming off the hoses
    • The hotter hose is the inlet hose
  2. step : Disconnecting the Heater Core (1:59)
    • Remove the air intake hose
    • Have a drain bucket ready
    • Block the heater hoses with block off clamps
    • Allow the engine to cool down
    • Disconnect the heater hoses
  3. step : Removing The Heater Core (3:52)
    • Remove the six 5.5mm screws from the heater core housing
    • Pull down the heater core housing
    • Remove the 5.5mm bolt from the heater core bracket
    • Pull the heater core down and out
  4. step : Installing the Heater Core (5:39)
    • Line up the heater core
    • Pass the heater core lines through the firewall
    • Line up the heater core bracket
    • Insert the 5.5mm bolt into the heater core bracket
    • Snap the heater core housing into place
    • Insert the six 5.5mm bolts into the heater core housing
  5. step : Connecting the Heater Core (6:35)
    • Connect the heater core hoses to the heater core
    • Remove the block-off clamps from the heater hoses
    • Reinstall the air intake hose
    • Add coolant to the cooling system as necessary
    • Dispose of the coolant properly

Tools needed for replacement:

    General Tools

  • Drain Pan

  • Pliers, Cutters & misc Wrenches

  • Needle nose pliers

  • Ratchets & Related

  • Ratchet
  • Socket Extensions

5.0 / 5.0
2 Reviews
5 Stars
4 Stars
3 Stars
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Heater core
It's working perfectly. The whole process was simple from watching the how to video.
September 15, 2017
Purchased
7 months ago
Great Part
This heater core got to my house in the nic of time considering it’s 25 degrees today it got to my door quickly and it was a perfect fit and their step by step videos makes installing it yourself as easy as could be .
November 9, 2017
Purchased
5 months ago
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Vehicle Fit

  • 1999-2000 Cadillac Escalade Front Heater Core
  • 1992-1994 Chevy Blazer Full Size Heater Core
  • 1988-1990 Chevy C1500 Truck Heater Core for Models with with Air Conditioning
  • 1991-1998 Chevy C1500 Truck Heater Core
  • 1988-1990 Chevy C2500 Truck Heater Core for Models with with Air Conditioning
  • 1991-2000 Chevy C2500 Truck Heater Core V8 5.0L
  • 1991-2000 Chevy C2500 Truck Heater Core V8 7.4L
  • 1991-2000 Chevy C2500 Truck Heater Core V8 6.5L Diesel
  • 1991-2000 Chevy C2500 Truck Heater Core V8 6.2L Diesel
  • 1991-2000 Chevy C2500 Truck Heater Core V8 5.7L
  • 1988-1990 Chevy C3500 Truck Heater Core for Models with with Air Conditioning
  • 1991-2002 Chevy C3500 Truck Heater Core
  • 1988-1990 Chevy K1500 Truck Heater Core for Models with with Air Conditioning
  • 1991-1998 Chevy K1500 Truck Heater Core
  • 1988-1990 Chevy K2500 Truck Heater Core
  • 1991-2000 Chevy K2500 Truck Heater Core
  • 1988-1990 Chevy K3500 Truck Heater Core for Models with with Air Conditioning
  • 1991-2000 Chevy K3500 Truck Heater Core
  • 1992-1999 Chevy Suburban C1500 Front Heater Core
  • 1992-1999 Chevy Suburban C2500 Front Heater Core
  • 1992-1999 Chevy Suburban K1500 Front Heater Core
  • 1992-1999 Chevy Suburban K2500 Front Heater Core
  • 1995-1999 Chevy Tahoe Heater Core
  • 2000 Chevy Tahoe Heater Core V8 5.7L
  • 1988-1990 GMC C1500 Truck Heater Core for Models with with Air Conditioning
  • 1991-1998 GMC C1500 Truck Heater Core
  • 1988-1990 GMC C2500 Truck Heater Core for Models with with Air Conditioning
  • 1991-2000 GMC C2500 Truck Heater Core V8 5.0L
  • 1991-2000 GMC C2500 Truck Heater Core V8 6.5L Diesel
  • 1991-2000 GMC C2500 Truck Heater Core V8 7.4L
  • 1991-2000 GMC C2500 Truck Heater Core V8 5.7L
  • 1991-2000 GMC C2500 Truck Heater Core V8 6.2L Diesel
  • 1988-1990 GMC C3500 Truck Heater Core for Models with with Air Conditioning
  • 1991-2002 GMC C3500 Truck Heater Core
  • 1988-1990 GMC K1500 Truck Heater Core for Models with with Air Conditioning
  • 1991-1998 GMC K1500 Truck Heater Core
  • 1988-1990 GMC K2500 Truck Heater Core for Models with with Air Conditioning
  • 1991-2000 GMC K2500 Truck Heater Core
  • 1988-1990 GMC K3500 Truck Heater Core for Models with with Air Conditioning
  • 1991-2000 GMC K3500 Truck Heater Core
  • 1992-1999 GMC Suburban C1500 Front Heater Core
  • 1992-1999 GMC Suburban C2500 Front Heater Core
  • 1992-1999 GMC Suburban K1500 Front Heater Core
  • 1992-1999 GMC Suburban K2500 Front Heater Core
  • 1992-1999 GMC Yukon Heater Core
  • 2000 GMC Yukon Heater Core V8 5.7L

This part replaces:

  • Hollander 676-00386
  • OE # 52467018, 1560059
  • Spectra Premium Industries 94483
Part #: 1AHCC00005

Ships Same Day for orders placed by 4 P.M. ET

How-to Video:

(08:04 min)