Pair HVAC Heater Air Blend Door Actuator For Chevy Silverado GMC Sierra 604-106
Pair HVAC Heater Air Blend Door Actuator For Chevy Silverado GMC Sierra 604-106
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HVAC Heater Air Blend Door Actuator for Chevy and for GMC
This HVAC heater air blend door actuator for Chevy and for GMC regulates the temperature of the vehicle's cabin air, cross-referencing OEM part number 604-106.
Overview
This HVAC heater air blend door actuator regulates the flow and temperature of air inside the pickup cabin. Purchasing this HVAC heater air blend door actuator resolves common air conditioning issues like blowing hot air when cold is requested. It is an ideal replacement pair for dual-zone climate systems requiring reliable daily operation.
Built For Performance
- Reinforced internal gear teeth avoid premature splitting and wear
- Precision circuit board guarantees accurate climate control feedback
- Sealed plastic casing keeps dust and moisture out of the electric motor
- Direct-fit electrical connection eliminates splicing during installation
Fits These Machines
- for Chevy Silverado 1500 1999-2013
- for GMC Sierra 1500 1999-2013
On-The-Job Use
- Replacing failing blend door motors under the dashboard
- Restoring dual-zone driver and passenger temperature adjustment
- Fixing clicking noises emanating from the HVAC housing
Specs At A Glance
| Part Number(s) | 604-106 |
| Package Quantity | 1 Pair (2 Pieces) |
| Terminal Type | Pin Connection |
Good To Know
Q: Why does an original blend door actuator click? A: Clicking is usually caused by stripped internal plastic gears skipping teeth under resistance.
Q: Do I need to calibrate the actuator after installation? A: Yes, performing an HVAC system recalibration after installing a new actuator ensures accurate temperature control.
Slight variation in finish or dimensions may occur between production runs, and fit can depend on serial number, so confirm compatibility before ordering.
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