LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Jeep >> 2018 >> Grand Cherokee Trackhawk >> Repair and Diagnosis >> Engine Performance >> Ignition System (Service Information) >> Spark Plug >> Removal >> 5.7L/6.4L
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Spark Plug: Removal: 5.7L/6.4L

GC0080076Courtesy of CHRYSLER GROUP, LLC
  1. Remove the necessary air filter tubing and air intake components at the top of the engine and at the throttle body.
  2. Prior to removing the ignition coil, spray compressed air around coil base at the cylinder head.
  3. Remove the ignition coil (1).
  4. Prior to removing the spark plug, spray compressed air into the cylinder head opening.
  5. Remove the spark plug from the cylinder head using a quality socket with a rubber or foam insert.
  6. Inspect spark plug condition.