LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Jeep >> 1997 >> Cherokee 4WD L6-4.0L VIN S >> Repair and Diagnosis >> Powertrain Management >> Ignition System >> Spark Plug >> Service and Repair >> Replacement Notes
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Replacement Notes

TIP: Always keep plugs in the order they were removed. Any plug that looks different from other plugs indicates a problem in that cylinder.

NOTE: For further diagnosis by spark plug condition SEE Powertrain Management/Ignition System/Spark Plug/Testing and Inspection
Testing and Inspection
scientia non olet · About LEMON Manuals