Lumina V6-204 3.4L DOHC (1991)
2.
Plug wires to spark plugs.
^
To proper location using reference from removal.
3.4L Engine
Figure 4
Remove or Disconnect
1.
Negative battery cable.
2.
Plug wires from spark plugs.
^
Note position of wires before removing.
Important
^
Do not remove spark plugs when engine is hot.
^
Clean dirt and debris from spark plug recess area.
3.
Spark plug(s) from engine.
Use spark plug socket with rubber insert to hold spark plug.
Install or Connect
1.
Spark plug to engine.
Tighten
^
Spark plug(s) to 24 N-m (18 lb.ft.).
2.
Spark plug wires.
^
To proper location as removed.
3.
Negative battery cable.
