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Chevy Silverado 1500 Heater Cores

97365695 - : HVAC Heater Outlet Pipe for GM Image

HVAC Heater Outlet Pipe

Helps circulate coolant Helps prevent engine overheating and damage This GM Genuine Part is designed, engineered, and tested to...
$41.76
MSRP $60.07
Save $18.31
30.5% Off
84785861 - : Auxiliary Heater Wiring Harness for GM Image

Auxiliary Heater Wiring Harness

This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$46.45
MSRP $76.18
Save $29.73
39% Off
84826705 - : Engine Coolant Heater Cable for GM Image

Engine Coolant Heater Cable

Helps carry electrical signals to and from the heated window element This GM Genuine Part is designed, engineered, and tested to...
$149.31
MSRP $222.08
Save $72.77
32.8% Off
12603191 - : Pipe Asm-Htr Inl for GM Image

Pipe Asm-Htr Inl

Helps circulate coolant Helps prevent engine overheating and damage This GM Genuine Part is designed, engineered, and tested to rigorous...
$16.56
MSRP $26.72
Save $10.16
38% Off
13271138 - : Heater Outlet Hose Strap for GM Image

Heater Outlet Hose Strap

This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$3.11
MSRP $4.34
Save $1.23
28.3% Off
19254463 - : Heating and Air Conditioning Core for GM Image

Heating and Air Conditioning Core

Professional, premium aftermarket replacement This GM Genuine Part is designed, engineered, and tested to rigorous standards and is...
$95.72
MSRP $160.94
Save $65.22
40.5% Off
10418013 - : Hose Asm-Htr Inl for GM Image

Hose Asm-Htr Inl

Helps provide heat to the vehicle interior Constructed from high quality material for a long service life This GM Genuine Part is...
Discontinued
26223352 - : Heater Inlet Hose Clip for GM Image

Heater Inlet Hose Clip

This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$13.21
MSRP $18.70
Save $5.49
29.4% Off
23439641 - : Rear Seat Heater Harness for GM Image

Rear Seat Heater Harness

This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$60.00
MSRP $87.73
Save $27.73
31.6% Off
84826708 - : Engine Coolant Heater Cable for GM Image

Engine Coolant Heater Cable

Helps carry electrical signals to and from the heated window element This GM Genuine Part is designed, engineered, and tested to...
$120.22
MSRP $177.30
Save $57.08
32.2% Off
84862850 - : Auxiliary Heater Outlet Hose for GM Image

Auxiliary Heater Outlet Hose

Helps provide heat to the vehicle interior Constructed from high quality material for a long service life This GM Genuine Part is...
$22.56
MSRP $36.40
Save $13.84
38% Off
459465 - : Auxiliary Heater Switch Label for GM Image

Auxiliary Heater Switch Label

GM 459465
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$16.01
MSRP $21.45
Save $5.44
25.4% 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.