Description
Part Description
This engine control module (ECM) was removed from a 2006 Honda Odyssey EX-L with leather trim. The electronic control unit is located on the passenger side of the engine bay and carries Honda ID number 37820RGMA73. This ECM has been inspected by our technicians and is currently on the shelf ready to ship.
The engine control module is the brain of your Honda’s engine management system, controlling fuel injection, ignition timing, emissions systems, and other critical engine functions. ECMs commonly fail due to electrical surges, water damage, or internal component degradation over time, causing symptoms like rough idling, poor fuel economy, check engine lights, or no-start conditions.
603 Auto Salvage maintains over 50,000 used auto parts in stock from more than 1,100 vehicles in our Plaistow, NH facility. Our experienced team can help you find the right ECM for your Honda Odyssey and verify compatibility. Browse our online inventory or contact us directly to discuss your specific needs. 50,000+ parts in stock from over 1,100 vehicles. Contact us or call (603) 392-7313 for anything you need.
Part Specifications
| Part | Engine Control Module (ECM) – Electronic Control Unit |
| Interchange # | 50789 |
| OEM Part Number | 37820RGMA73 |
| Side | N/A |
| Part Grade | X — Good working condition, removed from EX-L trim vehicle, inspected and ready to ship |
| Warranty | 90-Day Warranty (Standard warranty for electronic control modules) |
| Type | Used OEM |
Vehicle Information (Donor)
| Year / Make / Model | 2006 HONDA ODYSSE |
| VIN | N/A |
| Vehicle Stock # | PCM4164 |
Our Testing & Inspection Process
Every part at 603 Auto Salvage is inspected before listing. Here is what was verified on this Engine Control Module (ECM) – Electronic Control Unit:
| ✅ Connector Pins | All pins intact and free of corrosion |
| ✅ Housing Integrity | No cracks or damage to ECM case |
| ✅ Circuit Board | Internal components visually inspected |
| ✅ Mounting Tabs | All mounting points undamaged |
| ✅ Part Number Verification | Honda ID 37820RGMA73 confirmed |
Compatibility — What Vehicles Does This Part Fit?
Based on interchange #50789, this part fits the following vehicles. Always confirm fitment with your mechanic before purchasing.
| Year(s) | Make | Model | Notes |
|---|---|---|---|
| 2006 | Honda | Odyssey | EX-L trim with leather – contact us for full compatibility verification |
Questions? Need a shipping quote? Call us now:
603 Auto Salvage | 233 Main St, Plaistow, NH 03865
Mon–Fri 8am–4:30pm | Sat 8am–2pm | Sun Closed
Warranty & Shipping
Frequently Asked Questions
Will this ECM work in my 2006 Honda Odyssey?
This ECM is from a 2006 Odyssey EX-L model. ECM compatibility depends on engine type, trim level, and sometimes VIN range. Contact us with your VIN for exact fitment verification.
Does the ECM need to be programmed after installation?
Yes, most Honda ECMs require programming to your specific vehicle’s VIN and security system. This typically needs to be done by a Honda dealer or qualified automotive locksmith with Honda programming equipment.
What causes Honda Odyssey ECMs to fail?
Common causes include electrical surges from jump-starting or alternator problems, water intrusion from floods or leaks, and internal component failure due to heat cycling over time.
How do I know if my ECM is bad?
Symptoms include check engine lights, rough idle, poor fuel economy, transmission shifting issues, no-start conditions, or multiple seemingly unrelated electrical problems occurring simultaneously.
What’s included with this ECM purchase?
You receive the ECM unit only. Programming, installation, and any required security system initialization are not included and must be performed separately.
Related Parts & Resources
OEM Part Numbers & Cross-Reference
Looking for this part by number? Here are the reference numbers:
| Honda Part ID | 37820RGMA73 |
| Interchange Number | 50789 |
| Stock Number | PCM4164 |
Price Comparison — Why Used OEM Makes Sense
| Source | Price Range | Warranty | Notes |
|---|---|---|---|
| Dealer (New OEM) | $400-600 | 1 year | Brand new, longest wait time |
| Aftermarket | $250-400 | Varies | Non-OEM fitment, quality varies |
| Other Salvage Yards | $150-250 | 30–60 days | Varies in quality and testing |
| 603 Auto Salvage | $125 | 90-Day Warranty | Tested, Grade X, ships in 24hrs |
Installation Notes
- Disconnect battery for at least 10 minutes before ECM removal or installation
- Handle ECM carefully – avoid static electricity by grounding yourself first
- Do not force electrical connectors – they should click into place easily
- ECM must be programmed to your vehicle after installation for proper operation
🔍 Free Fitment Check
Call us with your VIN and we will verify compatibility for free. No obligation, no pressure — just answers.
Our parts specialists check interchange data in real-time
Estimated Shipping Costs by Region
This part ships via FedEx Ground. Prices are estimates — call for an exact quote to your zip code.
| Region | Estimated Cost | Transit Time |
|---|---|---|
| New England (NH, MA, ME, VT, CT, RI) | $15 – $30 | 1–3 business days |
| Northeast (NY, NJ, PA, MD, VA) | $20 – $40 | 2–4 business days |
| Southeast (FL, GA, NC, SC, TN) | $25 – $45 | 3–5 business days |
| Midwest (OH, MI, IL, IN, WI, MN) | $30 – $50 | 3–5 business days |
| Southwest (TX, AZ, NM, OK) | $35 – $55 | 4–6 business days |
| West Coast (CA, OR, WA) | $40 – $65 | 5–7 business days |
Local pickup is always free. Free delivery within 30 miles of Plaistow, NH.
Why Buy From 603 Auto Salvage?
- 50,000+ parts in stock from over 1,100 vehicles on-site in Plaistow, NH
- Every part inspected before listing — no guesswork
- Family-owned salvage yard — real people, not a call center
- 90-Day Warranty on this part
- Fast shipping — most orders ship within 24 hours
- Competitive pricing — save 50–70% vs dealer prices
- Serving New Hampshire, Massachusetts & all 50 states
Ready to order? Call (603) 392-7313 or add to cart above. We are here to help.




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