1994 s10 blazer heat issues

Asked by Rodag Jan 04, 2017 at 01:01 AM about the 1994 Chevrolet S-10 Blazer 4 Dr Tahoe SUV

Question type: Maintenance & Repair

Cold air blows on feet drivers side of my
1994 s10 blazer

1 Answer
220,825

Rowefast answered 7 years ago

Number of things, is the thermostat working, does the engine warm up? Low coolant will do this also. And there is a HVAC blend door actuator under the dash that could be bad. But I kinda suspect the Climate Control Vacuum Valve.

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