Spark Plug Replacement (LGX)

WARNING: This page is about a different car, the 2017 Cadillac ATS. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: Spark Plugs (LGX)

Courtesy of GENERAL MOTORS COMPANY

Callout	Component Name
Preliminary Procedures Remove the ignition coil(s). Refer to Ignition Coil Replacement - Bank 1 (LGX) Remove the ignition coil(s). Refer to Ignition Coil Replacement - Bank 2 (LGX)
1	Spark Plug (Qty: 6) CAUTION: Refer to Component Fastener Tightening Caution . Procedure If reusing the spark plugs, inspect for wear or damage. Refer to Spark Plug Inspection If using NEW spark plugs do NOT attempt to check gap or damage can occur, plugs come pre gapped. Tighten 18 N.m (13 lb ft)

Callout

Component Name

Preliminary Procedures

Remove the ignition coil(s). Refer to Ignition Coil Replacement - Bank 1 (LGX)
Remove the ignition coil(s). Refer to Ignition Coil Replacement - Bank 2 (LGX)

Spark Plug (Qty: 6)

CAUTION:

Refer to Component Fastener Tightening Caution .

Procedure

If reusing the spark plugs, inspect for wear or damage. Refer to Spark Plug Inspection
If using NEW spark plugs do NOT attempt to check gap or damage can occur, plugs come pre gapped.
Tighten

18 N.m (13 lb ft)