Valve Clearance Check (G1851591): Check
WARNING: This page is about a different variant/trim than selected.
- Disconnect the startup battery ground cable.
Refer to: STARTUP BATTERY DISCONNECT AND CONNECT
- Raise and support the vehicle on a suitable 2 post lift.
Refer to: LIFTING
- Remove the left valve cover.
Refer to: LEFT VALVE COVER
- Remove the right valve cover.
Refer to: RIGHT VALVE COVER
-
CAUTION:
- Do not rotate the crankshaft counterclockwise. The timing chains may bind causing engine damage.
- Camshaft lobes must be 180 degrees away from each valve tappet or valve clearance will be incorrect.
- Rotate the engine clockwise until the camshafts are positioned as shown.
- Using feeler gauge check the gap between the tappet and the camshaft lobe and check against specifications table.
Refer to: ENGINE - V6 S/C 3.0L PETROL
- Repeat for the remaining valve tappets.