Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
2004 Chrysler 300M BaseFACTORY OEM SERVICE PROCEDURE
Control Units
CONTROL UNITS LOCATION
| Component | Location |
|---|---|
| Airbag Control Module (ORC) | Behind low center of dash. See Figure. |
| Blower Motor Power Module | At lower right side of HVAC assembly. See Figure. |
| Body Control Module | At left end of dash, attached to junction block. See Figure. |
| Controller Antilock Brake | At left fender side shield, on bottom of hydraulic control unit. See Figure. |
| Daytime Running Light Module | On junction block. |
| Fuel Pump Module | In top of fuel tank. |
| Left Side Impact Air Bag Control Module | At base of left "B" pillar. See Figure. |
| Memory Heated Seat/Mirror Module | On bottom of driver's seat. |
| Powertrain Control Module | At left rear of engine compartment. |
| Rear Window Defogger/Antenna Module | In right "C" pillar, behind trim panel. See Figure. |
| Right Side Impact Air Bag Control Module | At base of right "B" pillar. See Figure. |
| Satellite Receiver Module | Behind right end of dash. See Figure. |
| Sentry Key Immobilizer Module | In steering column. See Figure. |
| Sun Roof Control Module | At rear of sun roof frame assembly. |
Factory Service Tools
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
Disclosure: Verified tool recommendations may earn an affiliate commission at no 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.
Rather have a pro handle this?
A certified mobile mechanic comes to your home or office. They bring the tools, you stay comfortable. No tow truck, no waiting room, no surprises.
Comes to youSame-day available12-month warranty
Get a Free QuoteNo obligation. See pricing before you book.