Heater Core for Silverado 1500 (2003-2006) by Chevrolet

Includes:
- Heater Core

Fits Models:
- Chevrolet Silverado 1500

Model Years:
- 2003–2006

Submodels:
- Common trims include WT (Work Truck), LS, LT, and LTZ. Body styles include Regular Cab, Extended Cab, and Crew Cab. Chassis codes are GMT800 and GMT900.

Engine Options:
- Common engine sizes include 4.3L V6 (L35), 4.8L V8 (L20), 5.3L V8 (LM7, L59), and 6.0L V8 (LQ4).

Description:
This heater core is designed specifically for the Chevrolet Silverado 1500 from 2003 to 2006, ensuring optimal heating performance and a perfect fit. It is a crucial component for maintaining cabin comfort during colder months.

Features:
- Direct fit replacement for easy installation
- Durable construction for long-lasting performance
- Efficient heat transfer for effective cabin heating
- Compatible with various engine options within the specified model years
- Designed to meet or exceed OEM specifications