Removal & Installation (1.9L, 2.2L, 3.1L, 3.4L, 4.0L & 4.6L)

1. Disconnect negative battery cable. Disconnect connectors at ignition control module. See Fig 1-Fig 3 . Disconnect spark plug wires from coil pack. Remove coil pack/ignition control module assembly. For ignition control module location, see appropriate COMPONENT LOCATIONS article in ELECTRICAL. Separate ignition coil(s) from ignition control module (if possible).
2. To install, reverse removal procedure. Tighten ignition control module mounting bolts/nuts. On 1.9L, ensure mounting bolt holes are clean of old sealant. Use NEW mounting bolts supplied with module. On all models, tighten mounting bolts/nuts to specification. See TORQUE SPECIFICATIONS .

Fig 1: Locating Distributorless Ignition Control Module Components (2.2L Shown; 1.9L Is Similar)

Courtesy of GENERAL MOTORS CORP.

Fig 2: Locating Distributorless Ignition Control Module Components (3.1L & 3.4L)

Courtesy of GENERAL MOTORS CORP.

Fig 3: Locating Distributorless Ignition Control Module Components (4.0L & 4.6L)

Courtesy of GENERAL MOTORS CORP.