1999 Chevrolet Blazer 4.3L hvac
This Blazer has auto hvac. Sets code B0408, B0415, B0416. With temp knob in any position and blend knob in any position, the blower motor (in any speed position) will move from high to low. If blower is high heat will come out, when it automattically switches ...
FIX posted 3/5/2009
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Message Closed w/FIX
Vehicle Data1999 Chevrolet Blazer
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Message Closed w/FIX
Vehicle Data
1999 Chevrolet Blazer
VIN | 1GNDT13W7X |
Engine | 4.3 L / 6 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | FI |
Affected | HVAC |
Conditions | Intermittent Heat |