Dorman 76899 HVAC Heater Control Knob

Overview of Dorman HVAC Heater Control Knob 76899

The Dorman HVAC Heater Control Knob 76899 is designed for precise temperature control in select GM vehicles. This black plastic knob features push-on mounting and built-in illumination, making it a reliable replacement for worn or damaged heater control knobs in Cadillac, Chevrolet, GMC, and Pontiac models.

• Material: Durable black plastic construction
• Color and Finish: Black with various illumination colors
• Control Function: Temperature control for HVAC systems
• Attachment Method: Easy push-on installation, no hardware required
• Illuminated: Yes, with multiple illumination color options
• Package Contents: Includes 3 different temperature control knobs
• Item Grade: Standard replacement part
• Universal Fit: No, designed for specific GM models

Detailed Product Description

The Dorman 76899 HVAC Heater Control Knob is engineered to restore the functionality and appearance of your vehicle's instrument panel temperature controls. Made from sturdy plastic, this knob is finished in black to match the original equipment. Its push-on mounting design allows for straightforward installation without the need for additional hardware. The knob is illuminated with various colors to ensure visibility in low-light conditions, enhancing driver convenience and safety. This part is a standard replacement, intended specifically for use in select Cadillac, Chevrolet, GMC, and Pontiac vehicles, including models such as the Chevrolet Tahoe, GMC Yukon, Cadillac Escalade, and Pontiac Grand Prix.

Compatible Vehicles and Applications

This HVAC heater control knob is compatible with the following makes and models:

• Cadillac Escalade
• Chevrolet Astro, C1500, C1500 Suburban, C2500, C2500 Suburban, C3500, Corsica, Express 1500, Express 2500, Express 3500, G30, K1500, K1500 Suburban, K2500, K2500 Suburban, K3500, Safari, Savana 1500, Savana 2500, Savana 3500, Tahoe
• GMC C1500, C1500 Suburban, C2500, C2500 Suburban, C3500, K1500, K1500 Suburban, K2500, K2500 Suburban, K3500, Safari, Savana 1500, Savana 2500, Savana 3500, Yukon
• Pontiac Grand Prix

Common Issues Addressed by This Heater Control Knob

• Worn or faded temperature control knob affecting HVAC operation
• Broken or loose knob causing difficulty in adjusting temperature settings
• Non-illuminated or dim knob impairing visibility during night driving
• Damaged push-on mounting leading to knob detachment
• Replacement for cracked or missing heater control knobs

Installation Notes and Tips

Installation of the Dorman 76899 heater control knob is straightforward due to its push-on mounting design. No additional hardware is required, simplifying the replacement process. To install, remove the old knob by pulling it straight off the control shaft, then align the new knob and push it firmly into place until it is securely attached. Ensure the illumination wiring is intact and functioning to maintain visibility of the control knob in low-light conditions.

Quality Assurance and Warranty

Dorman parts are manufactured to meet or exceed OEM standards for fit, form, and function. The 76899 heater control knob is a standard replacement part backed by Dorman's quality assurance processes. While specific warranty details may vary, Dorman typically offers limited warranties covering defects in material and workmanship to provide confidence in the product's durability and performance.