1997 Chevrolet Blazer 4.3L Vacuum
On accelerating goes to defrost [...] for vacuum leak no leak check vac tank ok overlaid vac hose to rotory vac valve no change plug vac hose to 4wd check vac at check valve 15in of vacuum. Don't hear any vacuum leak [...] rotary vacuum valve no change
FIX posted 9/26/2013
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Vehicle Data1997 Chevrolet Blazer
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Vehicle Data
1997 Chevrolet Blazer
VIN | [No VIN Available] |
Engine | 4.3 L / 6 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | Fuel Injection |
Affected | Vacuum |
Conditions | Accelerating |