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Chevy Silverado 1500 Heater Cores

84393164 - : Heater, Air Conditioning Evaporator, and Blower Module Insulator for GM Image

Heater, Air Conditioning Evaporator, and Blower Module Insulator

This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$32.63
MSRP $53.52
Save $20.89
39% Off
23187601 - : Passenger Side Front Seat Heater Control Module Bracket for GM Image

Passenger Side Front 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...
$6.91
MSRP $9.16
Save $2.25
24.6% Off
13511701 - : Front Passenger Side Seat Heater Vent Control Module for GM Image

Front Passenger Side Seat Heater Vent Control Module

Receives a signal from your vehicle's seat heater switch Controls the heating element This GM Genuine Part is designed, engineered, and...
$22.77
MSRP $30.62
Save $7.85
25.6% Off
42521460 - : Heater Control Assembly with Rear Window Defogger Switch for GM Image

Heater Control Assembly with Rear Window Defogger Switch

This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$92.55
MSRP $154.32
Save $61.77
40% Off
23369106 - : Heater and Air Conditioning Control Vacuum Source Hose for GM Image

Heater and Air Conditioning Control Vacuum Source Hose

This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors Original equipment...
$44.82
MSRP $73.50
Save $28.68
39% Off
95333620 - : HVAC Heater, Air Conditioning Evaporator, and Blower Module for GM Image

HVAC Heater, Air Conditioning Evaporator, and Blower Module

Channel-plate construction provides a high refrigerant contact surface area Vacuum-brazed, corrosion-treated, and leak-tested This GM...
$412.55
MSRP $618.87
Save $206.32
33.3% Off
84766515 - : Auxiliary Heater Inlet and Outlet Intermediate Hose Cap for GM Image

Auxiliary Heater Inlet and Outlet Intermediate Hose Cap

This GM Genuine part is designed, engineered and tested to rigorous standards, and are backed by General Motors
$15.52
MSRP $25.03
Save $9.51
38% Off
88863493 - : Heater and Air Conditioning Blower Motor Resistor Pigtail for GM Image

Heater and Air Conditioning Blower Motor Resistor Pigtail

Professional, premium aftermarket replacement This GM Genuine Part is designed, engineered, and tested to rigorous standards and is...
$47.06
MSRP $77.18
Save $30.12
39% Off
11547226 - : HVAC Heater and Air Conditioning Evaporator Module Stud for GM Image

HVAC Heater and Air Conditioning Evaporator Module Stud

This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$10.98
MSRP $17.44
Save $6.46
37% Off
94781801 - : Heater Control Assembly with Rear Window Defogger Switch for GM Image

Heater Control Assembly with Rear Window Defogger Switch

This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$92.51
MSRP $154.24
Save $61.73
40% Off
88892994 - : HVAC Heater and Air Conditioning Evaporator Module Stud for GM Image

HVAC Heater and Air Conditioning Evaporator Module Stud

This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$5.11
MSRP $7.13
Save $2.02
28.3% Off
20970676 - : Auxiliary Heater Rear Inlet and Outlet Hose Assembly for GM Image

Auxiliary Heater Rear Inlet and Outlet Hose Assembly

Helps provide heat to the vehicle interior Constructed from high quality material for a long service life This GM Genuine Part is...
$148.72
MSRP $252.18
Save $103.46
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.