To access the actuator the driver s side heater floor vent extension has to be removed.
2003 chevy silverado mode door actuator replacement.
Air door actuator replaces 15 73952 52495593 89018374 604 112 compatible with chevy gmc cadillac hummer 2003 2014 models hvac blend control actuator air heater blend door 4 6 out of 5 stars 368.
The codes refer to mode actuator faults.
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Move the seat back as far as you can helps to get in there.
The mode actuator is on passenger side.
You can get an oem replacement actuator from amazon for what the garages pay for them in most cases.
This 2004 chevrolet silverado came in with the complaint that the air only blows through the defrost and will not blow out of any other location.
There were codes b0263 and b3770 stored in the hvac module.
You will need a tool set including an 5 5 mm socket for chevy gmc cadillac ford and lincoln vehicles.
Remove the lower dash panel or glove box.
Equip cars trucks suvs with 2003 chevrolet silverado 1500 a c heater blend door actuator from autozone.
If you look under the dash from the driver s side you will see the mode actuator.
Remove the mode actuator as an assembly with the actuator cam.
Sparkys answers 2003 chevrolet silverado changing the mode actuator code b0263.