HVAC Control Module for GMC Sierra 2500 (1999–2002) 74646HZHK

Includes: - HVAC Control Module

Fits Models: - GMC Sierra 2500

Model Years: - 1999–2002

Submodels: - Common trims include SL, SLE, SLT; body style is Crew Cab, Extended Cab, Regular Cab; chassis code is GMT800.

Engine Options: - Compatible with standard engine options, including 5.3L V8 (LM7), 6.0L V8 (LQ4), and 8.1L V8 (L18).

Description: This HVAC Control Module is designed for the GMC Sierra 2500 from 1999 to 2002. It regulates the heating, ventilation, and air conditioning systems, ensuring optimal cabin comfort. This module is a direct replacement for the original part, providing reliable performance and easy installation.

Features: - Direct fit for GMC Sierra 2500 (1999–2002) - Controls heating and air conditioning functions - OEM quality for dependable operation - Easy installation with no modifications required - Restores proper climate control functionality

Part Numbers: - 74646HZHK