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Home >> Buick >> 2018 >> Regal Base >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls And Fuel - 2.0L (LTG) - Repair Instructions >> Repair Instructions >> Spark Plug Replacement

Spark Plug Replacement

GM2809753
Callout Component Name
CAUTION:

This engine has aluminum cylinder heads. Do not remove the spark plugs from a hot engine, allow it to cool first. Removing the spark plugs from a hot engine may cause spark plug thread damage or cylinder head damage.

Preliminary Procedure Refer to Ignition Coil Replacement 
1 Spark Plug[4x]

Procedure

  1. If reusing the spark plugs, inspect for wear or damage - Refer to Spark Plug Inspection 
  2. If using NEW spark plugs, do NOT attempt to check the spark plug gap. The plugs come pre-gapped.

Tighten 
20 N.m (15 lb ft)