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Chevy Silverado 1500 Heater Cores

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89018297 - : Heater Core for GM Image

Heater Core

Long-life alloys provide corrosion resistance High-strength brazed joints ensure durability This GM Genuine Part is designed,...
$196.80
MSRP $333.70
Save $136.90
41% Off
87846949 - : Heater Core for GM Image

Heater Core

Silverado, Sierra 2500 HD. Silverado, Sierra 3500 HD. Escalade ESV. Yukon. With reinforced elect heat. Coolant heated. For Primary HVAC.
$67.83
MSRP $113.10
Save $45.27
40% Off
84418888 - : Heater Core for GM Image

Heater Core

6.0L. Sierra, silverado. Suburban 3500hd. Compact design for easy installation Long-life alloys provide corrosion resistance...
$126.24
MSRP $212.25
Save $86.01
40.5% Off
84418887 - : Heater Core for GM Image

Heater Core

Tahoe, Yukon, Escalade. 6.6L diesel. Escalade ESV. Yukon XL. Suburban 3500hd. For Primary HVAC. Compact design for easy installation...
$172.51
MSRP $292.52
Save $120.01
41% Off
19258989 - : Heater Core for GM Image

Heater Core

All models. With ac. 2003-07, with center console. Custom Front Floor Console. Front, 2003-07. Hummer H2. Long-life alloys provide...
$163.95
MSRP $278.00
Save $114.05
41% Off
22808762 - : HVAC Heater Core for GM Image

HVAC Heater Core

6.0L. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$61.50
MSRP $102.54
Save $41.04
40% Off
52474375 - : 3/4 in Heater Core Tube Seal for GM Image

3/4 in Heater Core Tube Seal

Upper, large. Outlet tube. 3.6L. 2.4L. To compressor. 25mm. 3.5L. This GM Genuine Part is designed, engineered, and tested to rigorous...
$5.16
MSRP $8.20
Save $3.04
37.1% Off
86827721 - : Engine Heater Cord for GM Image

Engine Heater Cord

5.3, 6.2L. 2.7L turbo. 4.3L. Harness.
$96.75
MSRP $142.67
Save $45.92
32.2% Off
86827719 - : Engine Coolant Heater Cord for GM Image

Engine Coolant Heater Cord

2.7L turbo.
$90.08
MSRP $131.72
Save $41.64
31.6% Off
87848946 - : Evaporator Core for GM Image

Evaporator Core

Silverado, Sierra 2500 HD. Silverado, Sierra 3500 HD.
$136.20
MSRP $229.00
Save $92.80
40.5% Off
85510501 - : Heater Hose for GM Image

Heater Hose

Silverado, sierra. 2.7l. Outlet.
$72.98
MSRP $121.68
Save $48.70
40% Off
85044169 - : Heater Hose for GM Image

Heater Hose

Silverado, sierra. 2.7l. Inlet.
$42.77
MSRP $70.14
Save $27.37
39% Off

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TL;DR Summary

A Silverado 1500 heater core helps transfer engine heat into the cabin HVAC system. Genuine GM heater core components help match the HVAC case, hose connections, and cooling-system layout.

Overview

When a heater core leaks or becomes restricted, Silverado 1500 owners may notice poor heat, coolant odor, window fogging, damp carpet, or coolant loss. Because heater core replacement can be labor-intensive, choosing the right part before the repair matters. Van Chevrolet GM Parts Center helps Silverado owners shop OEM HVAC components with fitment in mind.

What This Category Includes

  • Heater cores and related HVAC components
  • Heater core seals and connection parts
  • HVAC case and hose-related service components
  • OEM parts for supported Silverado 1500 applications

Why Genuine GM Parts Matter

OEM heater core components are designed around the HVAC case, tube orientation, and cooling-system connections. View a verified Silverado 1500 heater parts page.

How to Choose the Right Part

Confirm VIN, model year, cab configuration, HVAC equipment, and engine before ordering. If coolant contamination or leaks are present, inspect related cooling-system components during the repair.

Compatibility / Fitment Guidance

Heater core fitment can vary by model year, HVAC configuration, and body or cab setup. Confirm whether additional seals, clamps, or coolant service parts are needed before beginning the repair.

Key Takeaways

  • Heater core replacement should be planned carefully because labor can be significant.
  • OEM heater core parts help match the HVAC case and hose connection points.
  • Inspect related cooling components before completing the repair.

FAQ Section

What are the signs of a bad Silverado heater core?

Poor heat, coolant smell, damp carpet, window fogging, or unexplained coolant loss can point to heater core concerns.

Does heater core fitment vary by cab?

It can. Cab and HVAC configuration may affect fitment depending on model year.

Should I flush the cooling system?

That depends on the repair condition. Contaminated coolant or restriction concerns may require additional cooling-system service.