Removal Procedure

WARNING: This page is about a different car, the 2016 Cadillac ATS. However, it is still accessible from the selected car via links, so may be relevant.

Remove the charge air cooler inlet pipe (left). Refer to Charge Air Cooler Inlet Pipe Replacement - Left Side .

Fig 1: Ignition Coil - Bank 2 (LF4)

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Disconnect and reposition the vacuum hose (1). Refer to Plastic Collar Quick Connect Fitting Service .

Fig 2: Ignition Coil Connectors

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Disconnect the engine wiring harness electrical connector(s) (1) from the ignition coil(s) (2).

Fig 3: Ignition Coil Bolts

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Remove the ignition coil bolt(s) (1).
Remove the ignition coil(s) (2).