Removal ProcedureRemove the intake manifold. Refer toIntake Manifold Replacement.

Disconnect the engine wiring harness electrical connector(s) (1) from the ignitioncoil(s) (4).

Remove the ignition coil bolt(s).Remove the ignition coil(s).Installation Procedure

Install the ignition coil(s).
Caution:Refer toFastener Caution.
Install the ignition coil bolt(s).Tighten
Tighten the bolt(s) to 10-Y (89-lb-in).

Connect the engine wiring harness electrical connector(s) (1) to the ignition coil(s)(4).Install the intake manifold. Refer toIntake Manifold Replacement.
Ignition Coil Replacement Engine Control
Fuel Tank Replacement (FWD) Engine Control#09-00-89-016C: Warranty Administration - Labor Operation 0600014 - Suspected Tampering or Vehicle Modifications - (May 6, 2013)
Subject:Warranty Administration – Labor Operation 0600014 – Suspected Tampering or VehicleModificationsModels: 2014 and Prior GM Passenger Cars and Trucks This bulletin is being revised to add the 2014 model year and update the labor operation.Please discard Corporate Bulletin Number 09-00-8 ...