How to Replace PCV Valve
6 steps
30 min Intermediate
Learn how to replace pcv valve with our detailed step-by-step guide. Follow our easy instructions to get it done right.
Your Progress
0 of 6 steps completedStep-by-Step Instructions
1 Step 1: Locate PCV Valve
Step 1: Locate PCV Valve
Find valve in valve cover or intake manifold (usually connected by rubber hose).
Automotive Repair Manual
Manual showing PCV valve location for your vehicle
$24.99
2 Step 2: Test Current PCV Valve
Step 2: Test Current PCV Valve
Shake valve - should rattle. Remove and blow through - should have one-way airflow.
3 Step 3: Remove Old PCV Valve
Step 3: Remove Old PCV Valve
Pull valve from grommet in valve cover (may need twisting motion if stuck).
4 Step 4: Inspect and Clean Hoses
Step 4: Inspect and Clean Hoses
Check PCV hose for cracks, clean inside if oil residue present.
PCV Hose
Replacement hose if original is cracked or brittle
$12.99
5 Step 5: Install New PCV Valve
Step 5: Install New PCV Valve
Push new valve into valve cover grommet, reconnect hose securely.
PCV Valve
Replacement PCV valve for your vehicle
$14.99
6 Step 6: Replace Grommet if Damaged
Step 6: Replace Grommet if Damaged
If grommet in valve cover is cracked or loose, replace with new grommet.
PCV Valve Grommet
Rubber grommet for mounting PCV valve
$6.99