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Chevy Silverado 1500 Heater Cores

19417539 - : Heater and Air Conditioning Control, Refurbished for GM Image

Heater and Air Conditioning Control, Refurbished

This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors Refurbishing is an...
$125.25
MSRP $210.60
Save $85.35
40.5% Off
19417540 - : Heater and Air Conditioning Control, Refurbished for GM Image

Heater and Air Conditioning Control, Refurbished

This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors Refurbishing is an...
$125.25
MSRP $210.60
Save $85.35
40.5% Off
84942997 - : Heater and Air Conditioning Remote Control for GM Image

Heater and Air Conditioning Remote Control

This part requires programming and/or special setup procedures. GM Service Information describes the procedures and special tools needed...
$80.79
MSRP $134.70
Save $53.91
40% Off
84653865 - : Heater and Blower Module Heat Shield for GM Image

Heater and Blower Module Heat Shield

This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$8.61
MSRP $12.01
Save $3.40
28.3% Off
10407618 - : Heater Inlet and Outlet Hose Clip for GM Image

Heater Inlet and Outlet Hose Clip

These are Sold Individually. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General...
Discontinued
19417541 - : Heater and Air Conditioning Control, Refurbished for GM Image

Heater and Air Conditioning Control, Refurbished

This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors Refurbishing is an...
$125.25
MSRP $210.60
Save $85.35
40.5% Off
19417545 - : Heater and Air Conditioning Control, Refurbished for GM Image

Heater and Air Conditioning Control, Refurbished

This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors Refurbishing is an...
$111.52
MSRP $187.50
Save $75.98
40.5% Off
13429466 - : Heater Inlet and Outlet Hose Clip for GM Image

Heater Inlet and Outlet Hose Clip

This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$6.60
MSRP $9.20
Save $2.60
28.3% Off
55558735 - : Throttle Body Heater Outlet Hose Clip for GM Image

Throttle Body Heater Outlet Hose Clip

These are Sold Individually. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General...
$8.90
MSRP $12.60
Save $3.70
29.4% Off
15850147 - : Front Auxiliary HVAC Heater Wiring Harness for GM Image

Front Auxiliary HVAC Heater Wiring Harness

This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$41.35
MSRP $59.50
Save $18.15
30.5% Off
42514215 - : Driver Seat Heater Control Module Bracket for GM Image

Driver Seat Heater Control Module Bracket

Helps align and secure your vehicle's seat heater control module This GM Genuine Part is designed, engineered, and tested to rigorous...
$13.09
MSRP $17.59
Save $4.50
25.6% Off
10236039 - : Hose Asm-Htr Inl & Otlt for GM Image

Hose Asm-Htr Inl & Otlt

This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors Original equipment...
$191.33
MSRP $324.42
Save $133.09
41% 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.