Control Units
CONTROL UNITS LOCATION
| Component | Location | |
|---|---|---|
| Anti-Lock Brake Controller (3.3L) (1990) | Under right front seat. | |
| Audio Alarm Module (1989) | ||
| Grand Am | Behind right side of dash, above glove box. | |
| Except Grand Am | On convenience center, left of steering column. | |
| Automatic Door Lock Controller | Behind right kick panel, at top. | |
| Cruise Control Module | Under left side of dash, to left of steering column. | |
| C(3)I Module (3.3L) (1989) | At left front of engine. See Figure. | |
| DIC Display Module | In center of dash, below radio. | |
| DIC Lights Monitor Mod. | Below center of dash, in front of console. | |
| Dimmer Module (Calais) | On bracket, under steering column. | |
| Distributorless Ignition System (DIS) Module | ||
| Grand Am (2.5L) | At right rear of engine block. See Figure. | |
| Skylark (3.3L) | At right rear of engine block. | |
| Electronic Control Module (ECM) | ||
| 2.0L (1989) | Behind glove box. See Figure. | |
| 2.3L (1989) | Behind glove box. See Figure. | |
| 2.3L (1990) | Behind glove box. See Figure. | |
| 2.5L | Behind glove box. See Figure. | |
| 3.3L | Behind glove box. See Figure. | |
| Integrated Distributorless Ignition (IDI) Module (2.3L) | ||
| 1989 | Under IDI cylinder head cover. See Figure. | |
| 1990 | Under IDI cylinder head cover. See Figure. | |
| Lights Monitor Module (1990) | Behind center of dash, behind radio. | |
| Multi-Function Alarm Module (1990) | ||
| Grand Am | Behind right side of dash, above glove box. | |
| Except Grand Am | On convenience center, left of steering column. | |
| Power Window Control Module | In center of driver's door. | |
| Remote Dimmer Module | Behind dash, to right of steering column. | |
| Remote Keyless Entry Module (1990) | In luggage compartment, above left wheelwell. | |
| Seat Belt Indicator Driver Module | In harness, behind left kick panel. | |