The body control module (BCM) on a 1990 Buick Riviera is typically located under the dashboard on the driver's side, near the steering column. It may be mounted on the firewall or attached to the instrument panel. For easier access, you may need to remove some trim panels or components. Always consult the vehicle's service manual for specific details and safety precautions.
It is located in the trunk on the underside of the package shelf next to the passenger side 6x9 speaker.
rmove the radio and it is directly behind it.
Disconnect the battery. Remove the ignition coils. Remove the ignition control module that was under the coils, and replace it.
Under the dash on the passenger side below govebox
In the distributor, buy a new one and read the instructions
The Powertrain Control Module (PCM) on a 1998 Buick Riviera is typically located under the dashboard, on the driver's side. It can be found mounted to the bracket on the side of the vehicle's interior, near the steering column. Accessing it may require removing some panels for better visibility and reach.
Look by the passenger seat floor it is the flat black box located on the right side under the carpet. Hope this helps.
Where my fuel pump located on my 1992 Buick riviera
blower motor module
There is no coil wire. There is a coil pack and connected to the coil pack is the ignition control module.
Where can I locate the "Lamp Control Module" on a 1994 Buick Park Avenue
The coils are mounted to it.