on the front axel
Under your battery tray
The vacuum switch/actuator for the fan shutter is under the dash directly below the radio . IT is NOT easy to get to.
The heater blend door is not run by vacuum. It is run by an electric actuator.
Remove the dash assembly to gain access to the blend door actuator.
how to replace actuator on a 2000 malibu
No, it is electric
The 1997 Chevrolet blazer actuator switch is located on the firewall in the engine compartment. The switch is on the passenger side of the engine compartment.
how to replace a heater core in a 1997 Chevy blazer
no
It will either be the vacuum solenoid (actuator) located under the battery tray or the electronic solenoid on the front differential. Most commonly it is the vacuum solenoid (actuator). Once you take the battery and battery tray out you will see the rubber bladder of the vacuum solenoid (actuator) if it is torn or busted replace it. Check the vacuum solenoid (actuator) located under the battery and battery tray. It could also be the vacuum solenoid located on the firewall above the distributor (approx. 3"x1")
The 4x4 actuator is screewed into the front differential housing towards the passanger side, It has electric wires going to it,
How do you replace fuel injectors on 2003 Chevy blazer?Read more: How_do_you_replace_fuel_injectors_on_2003_Chevy_blazer