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2003 Chevrolet Trailblazer North Face 4.2L Blower Processor, HVAC Control Head
Posted to GM HVAC on 10/17/2007 3 Replies

Customer complains that when the HVAC system is in "AUTO" mode the blower stays on high no matter what temperature is selected. Blower speed can be adjusted via fan speed button, but this puts system into manual mode.

Verified customer complaint. Went to blow...

3 Replies Received (View Replies)

  Related Documents & Media  2003 Chevrolet Trailblazer North Face

 
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car Vehicle Data

2003 Chevrolet Trailblazer North Face

VIN 1GNDT13S73
Engine4.2 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
AffectedBlower Processor, HVAC Control Head
ConditionsBlower Malfunction in "Auto" Setting
Message Closed

car Vehicle Data

2003 Chevrolet Trailblazer North Face

VIN 1GNDT13S73
Engine4.2 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
AffectedBlower Processor, HVAC Control Head
ConditionsBlower Malfunction in "Auto" Setting