The 2001 Chevy Blazer vacuum switch solenoid can be found on the firewall in the engine compartment. The vacuum switch solenoid will be on the passenger side of the firewall.
Yes, the engine can still run with the EGR vacuum solenoid not in the working condition.
no
The EGR on a 2007 is not vacuum controlled.
The EGR (Exhaust Gas Recirculation) valve opens when vacuum is applied. The EGR vacuum solenoid opens and closes the vacuum supply to the EGR valve when it is commanded to do so by the ECM (Engine Control Module).
No, it is electric
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")
To check the purge flow on a 2004 PT Cruiser, first locate the purge solenoid, which is typically found near the engine or on the intake manifold. With the engine running, disconnect the purge line from the solenoid and use a vacuum gauge to measure the vacuum pressure while the engine is at idle. If there's no or insufficient vacuum, the solenoid may be malfunctioning. Additionally, you can check for any leaks in the vacuum lines or inspect the solenoid for proper operation.
Cruise control vacuum solenoid.
It is not adjustable. It is computer controlled. If idle speed is incorrect you have a vacuum leak or a sensor/solenoid issue.It is not adjustable. It is computer controlled. If idle speed is incorrect you have a vacuum leak or a sensor/solenoid issue.
A HVAC solenoid vacuum valve module.
It's under the hood, on the driverside, on the firewall.