Home › Browse Parts › 2009-2012 MB GL350 ML320 R350 (W164 X164 R251) DIESEL EMISSIONS CONTROL MODULE

6 detailed photos of the actual item — this exact part is what ships.

From donor vehicle 2009 Mercedes ML320 (stock AA0376).

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2009 Mercedes ML320

2009-2012 MB GL350 ML320 R350 (W164 X164 R251) DIESEL EMISSIONS CONTROL MODULE

$107.16 List $112.80
✓ FREE SHIPPING — LOWER 48 + DC

Free 90-day warranty & 90-day any-reason returns on everything.

Order now and your order ships tomorrow — same-day shipping when ordered by 11 AM Pacific on a business day.

Estimated arrival: Monday, July 20 to Friday, July 24 — it's common for this to vary by a day or two.

Genuine OEM — exact item pictured. The photos show the actual factory-original part you’ll receive — inspected, cleaned, and carefully packed.

What you see is exactly what you get

No stock photos, ever. Every listing shows the actual part that will ship to you — already pulled and cleaned — so you can confirm it's exactly what you need, in the condition you expect, before you buy. All backed by a free 90-day warranty and hassle-free returns.

Free 90-day warranty + hassle-free returns

Wrong part? Changed your mind? For eligible lower-48 + DC orders, returns are on us for ANY reason — hit the Contact Viking button for a prepaid label. Refunds are always cash to your payment method, never store credit.

Same-business-day shipping

We ship same business day if ordered before 11 AM Pacific — every part is already pulled, cleaned, and on the shelf, not buried in a car in the yard.

Free shipping (lower 48 + DC)

For eligible destinations, the checkout math stays calm: the listed direct price is the price that ships.

ASE-tested big stuff

Engines and transmissions are tested by our ASE Master Mechanic before listing.

Viking Item ID 21756
Programming or relearn may be needed.

This part type typically requires dealer or specialty European auto shop programming, coding, or a relearn procedure after installation and may not function until that's done.

Does this fit my vehicle?

Paste your 17-character VIN — it’s on your registration, insurance card, or the driver’s-door jamb.

We verify factory/OEM fitment only — upgrades, retrofits, and custom applications may need parts or coding we can’t verify or guarantee.

Item Specifics

Donor vehicle
2009 Mercedes ML320
Donor VIN
4JGBB25E69A491471
Donor miles
113,537
Part number (OEM)
A6429002200, 6429002200
Interchange #
590-52912A
Brand
Mercedes (Genuine OEM)
Stock #
AA0376
Viking Item ID
21756

3.0L OM642 DIESEL ENGINE EMISSIONS CONTROL MODULE COMPUTER, A6429002200, 6429002200

  • ✓These photos show the exact individual part you'll receive — no stock photos
  • ✓Genuine OEM — factory-original parts
  • ✓Inspected before listing — engines & transmissions tested by an ASE Master Mechanic
  • ✓FREE 90-day warranty & 90-day any-reason returns — we cover return shipping for eligible lower-48 + DC orders, freight included (details)
  • ✓Order by 11 AM Pacific on a business day — ships that same day (holidays excluded)
  • ✓Want longer coverage? Extended warranties to 180 or 365 days — see options
Ask about this part / verify fitment — free, no pressure

Compatible Vehicles (10)

Verified Hollander interchange fitment — the same stickered, tracked compatibility data our listing crew uses. Scroll inside the table; no page-flipping. Not sure? Use the VIN check above and we’ll confirm.

YearMakeModelTrimEngineNotes
2011 Mercedes-Benz GL350 Bluetec 4Matic Sport Utility 4-Door 3.0L 2987CC V6 DIESEL DOHC Turbocharged 164 TYPE, EMISSION CONTROL, (GL350), (EMISSIONS, EXHAUST TREATMENT)
2012 Mercedes-Benz GL350 Bluetec 4Matic Sport Utility 4-Door 3.0L 2987CC V6 DIESEL DOHC Turbocharged 164 TYPE, EMISSION CONTROL, (GL350), (EMISSIONS, EXHAUST TREATMENT), ID 6429007400
2011 Mercedes-Benz GL450 Base Sport Utility 4-Door 4.7L 4663CC 285Cu. In. V8 GAS DOHC Naturally Aspirated 164 TYPE, EMISSION CONTROL, (GL350), (EMISSIONS, EXHAUST TREATMENT)
2012 Mercedes-Benz GL450 Base Sport Utility 4-Door 4.7L 4663CC 285Cu. In. V8 GAS DOHC Naturally Aspirated 164 TYPE, EMISSION CONTROL, (GL350), (EMISSIONS, EXHAUST TREATMENT), ID 6429007400
2011 Mercedes-Benz GL550 Base Sport Utility 4-Door 5.5L 5461CC 333Cu. In. V8 GAS DOHC Naturally Aspirated 164 TYPE, EMISSION CONTROL, (GL350), (EMISSIONS, EXHAUST TREATMENT)
2012 Mercedes-Benz GL550 4Matic Sport Utility 4-Door 5.5L 5461CC 333Cu. In. V8 GAS DOHC Naturally Aspirated 164 TYPE, EMISSION CONTROL, (GL350), (EMISSIONS, EXHAUST TREATMENT), ID 6429007400
2012 Mercedes-Benz GL550 Base Sport Utility 4-Door 5.5L 5461CC 333Cu. In. V8 GAS DOHC Naturally Aspirated 164 TYPE, EMISSION CONTROL, (GL350), (EMISSIONS, EXHAUST TREATMENT), ID 6429007400
2009 Mercedes-Benz ML320 Bluetec 4Matic Sport Utility 4-Door 3.0L 2987CC V6 DIESEL DOHC Turbocharged 164 TYPE, EMISSION CONTROL, (R320, DIESEL), (TRUNK MOUNTED)
2010 Mercedes-Benz R350 Bluetec 4Matic Wagon 4-Door 3.0L 2987CC V6 DIESEL DOHC Turbocharged 251 TYPE, EMISSION CONTROL, (R350, DIESEL), (TRUNK MOUNTED), ID 6429007400
2011 Mercedes-Benz R350 Bluetec 4Matic Wagon 4-Door 3.0L 2987CC V6 DIESEL DOHC Turbocharged 251 TYPE, EMISSION CONTROL, (R350, DIESEL), (TRUNK MOUNTED), ID 6429007400