Control Units

2004 Oldsmobile Bravada AWDSECTION Control Units
WARNING: This page is about a different car, the 2003 GMC Sierra and 2003 Chevrolet Silverado. However, it is still accessible from the selected car via links, so may be relevant.
CONTROL UNITS LOCATION

Component Location
Blower Motor Control Processor Behind right side of dash, on HVAC assembly.
Body Control Module On lower left side of dash, below steering column.
Cruise Control Module In left rear of engine compartment, on firewall.
Driver Door Module Behind driver's door trim panel, below switch assembly.
Electronic Brake Control Module On left side of inner frame.
Engine Control Module (6.6L) At left front of engine compartment.
Front Passenger Door Module Behind front passenger's door trim panel, below switch assembly.
Fuel Injector Control Module (6.6L VIN 1) Under engine air intake duct.
HVAC Control Module Behind center of dash.
Ignition Control Module (4.3L) At right rear of engine, near ground strap.
Inflatable Restraint I/P Module Behind right side of dash.
Inflatable Restraint Sensing/Diagnostic Module Under left front seat.
Memory Seat Module Underside of left front seat.
Powertrain Control Module (PCM) On left front of engine compartment. See Figure.
Rear Wheel Steering Control Module At left rear of vehicle, near spare tire bracket.
Throttle Actuator Control Module (Except 4.3L) At left rear of engine compartment.
Transfer Case Shift Control Module Behind headlamp switch.
Transmission Control Module At left front of engine compartment.
Vehicle Communication Interface Module Behind passenger air bag module.
Windshield Wiper Motor Module Under windshield cowl, between wiper arms.
RENDER: 1.0x

NO RELATED

Recommended Tools & Savings

Use the Manual With the Right Hardware

Pair factory procedures with proven DIY tools so the instructions are easier to execute.

Affiliate disclosure: We may earn a commission at no extra cost to you.

When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • You smell fuel, burning insulation, or see smoke.
  • Brakes feel soft, pull hard to one side, or make grinding noises.
  • The engine overheats, stalls repeatedly, or misfires under load.
  • You are missing required tools, torque specs, or safe lifting equipment.
  • You are not confident in the next step or safety outcome.