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Second Hand Mercedes-Benz ML Heater Motor

Need a used Mercedes-Benz ML heater motor? Request a free quote from UK vehicle dismantlers and compare offers direct.

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Choosing the right used Mercedes-Benz ML heater motor

Used heater motors vary between vehicles - and whether you call it used, second hand or a replacement, matching the right one matters. These are the details breakers need to match the right part to your car - our request form asks them so you only hear from suppliers with the correct part:

Other used Mercedes-Benz ML parts

Used heater motor for other Mercedes-Benz models

Fitment questions

What is a heater motor on a Mercedes-Benz ML and does it have one?

Yes, every Mercedes-Benz ML has a heater motor (also called a blower motor or heater blower fan) — it is the electric motor that pushes air through the cabin heating and ventilation system, and it is fitted to all variants of the ML regardless of engine or drivetrain. If your heater is blowing weakly or not at all, the heater motor is a common culprit. All ML generations across the range have this part, so you should have no trouble finding one from a breaker.

Will a heater motor from a W163 ML fit a W164 ML?

Almost certainly not — the W163 (1998–2005) and W164 (2005–2011) are entirely different generations with different dashboard and HVAC assemblies, so the blower motor housing, mounting and electrical connector are unlikely to match. You need to source a heater motor from the correct generation for your vehicle. Confirm the generation against your registration before buying from a breaker.

Does the heater motor differ between a 2005 ML and a 2007 ML?

This is an important boundary to check — the W163 ran until 2005 and the W164 launched in 2005, so a 2005 ML could be either generation depending on its registration date. A W163-sourced motor will not cross-fit a W164, so you should confirm exactly which generation your vehicle is with the breaker, quoting your registration, before agreeing a purchase.

Does it matter whether my ML is a 270 CDI, 350, or 500 — will heater motors from different engines interchange?

Engine variant does not affect heater motor fitment on the ML — the blower motor is part of the cabin ventilation system, which is shared across the engine range within each generation. As long as the donor vehicle is the same generation as yours (W163, W164, or W166), the engine size is not a concern. Focus on matching the generation rather than the engine when sourcing from a breaker.

Does the trim level affect which heater motor I need — for example, does an SE, Sport or AMG Line ML use a different part?

Trim level does not affect heater motor fitment on the ML — the blower motor is part of the core HVAC system shared across all trim levels within a generation. You may find cosmetic differences around the dashboard or centre console between trims, but the motor itself is interchangeable within the same generation. Any ML of the same generation should donate a suitable part regardless of whether it was an SE, Sport or higher specification.

Will a heater motor from a W166 ML350 fit my W166 ML250?

Yes, within the W166 generation (2011–2019) the heater motor should be consistent across the range regardless of engine, since the HVAC assembly is shared. However, it is worth confirming with the breaker against your exact registration, as late facelifted W166 models or vehicles with dual-zone versus four-zone climate control may have differences in the blower assembly. Always let the breaker verify compatibility using your registration plate before committing to a purchase.