← Search Parts

A/C Control Vacuum Check Valve

A/C System

Prevents vacuum leaks in A/C controls.

Prevents vacuum loss in the A/C system by allowing airflow in only one direction, helping maintain correct A/C mode selection.

💵
Typical part cost
$10–$40🔒
🔧
Typical labor cost
$50–$150🔒
🛣️
Typically lasts
80,000–150,000 mi
📅
Or about
4.0–10.0 years
🛠️
DIY difficulty
3/10

⚠️ Owners Often Notice

If the A/C Control Vacuum Check Valve is starting to fail, these are the signs owners most commonly report before it gets worse:

A/C not switching modes
Poor A/C function
Loss of vacuum
Airflow control issues
A/C stuck
No cold air

Related Services

Services commonly performed on or around this part.

Replace A/C Control Vacuum Check Valve

No standard interval on file

Inspect A/C Control Vacuum Check Valve

No standard interval on file

Test A/C Control Vacuum Check Valve

No standard interval on file