Mercedes-Benz CLA Heater Matrix Replacement Parts
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A buyer's guide to used Mercedes-Benz CLA heater matrix
No two heater matrixs are quite the same across different vehicles, so getting the specifics right matters when you buy used, second hand or a replacement. Answer a few quick questions below and breakers will only quote if they have the exact matching part in stock:
- State if air conditioning is fitted
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Used heater matrix for other Mercedes-Benz models
Fitment questions
What generation is my Mercedes-Benz CLA and does it affect which heater matrix I need?
The CLA has two main generations: the first-generation C117 ran from 2013 to 2019 (with a facelift around 2016), and the second-generation C118 launched in 2019 onwards. The heater matrix is an interior climate control component that exists on all CLA variants regardless of engine, so generation is the most important fitment factor. Give your registration to the breaker and confirm which generation your car is so they can supply the correct unit.
Will a heater matrix from a 2015 CLA fit my 2017 CLA?
Both a 2015 and a 2017 CLA fall within the first-generation C117 (2013–2019), though 2016 marked a facelift year, so a 2015 car is pre-facelift and a 2017 car is post-facelift. The heater matrix itself is a core HVAC component that sits behind the dashboard and is unlikely to differ between pre- and post-facelift C117s, but this is not guaranteed. Confirm the specific part numbers with the breaker against both registrations before purchasing.
Does a heater matrix from a first-generation CLA (C117) fit a second-generation CLA (C118)?
No — the C117 (2013–2019) and C118 (2019 onwards) are entirely different platforms with different dashboard and HVAC architecture, so the heater matrices are not interchangeable. Always make sure the breaker's stock comes from the same generation as your car. Confirm against your registration to be certain.
Does the trim level — AMG Line, Sport, or SE — affect which heater matrix I need for my CLA?
No, the trim level does not affect heater matrix fitment on the CLA — the HVAC system and heater matrix are consistent across SE, Sport, and AMG Line trims within the same generation. The part is buried deep in the dashboard and has no cosmetic element tied to trim specification. Generation (C117 or C118) is the key thing to confirm with the breaker.
Does the engine in my CLA matter when sourcing a used heater matrix?
No — the heater matrix is part of the car's heating and ventilation system and is fitted to all CLA variants regardless of whether you have a petrol, diesel, or AMG engine. You do not need to match the engine when searching for this part. Focus on confirming the generation with the breaker using your registration number.
What should I tell the breaker when asking for a CLA heater matrix?
Give the breaker your full registration number so they can confirm the generation (C117 2013–2019 or C118 2019 onwards) and check their stock matches your car. Engine type is not relevant for this part, and trim level does not affect fitment either. Heater matrix replacement typically requires significant dashboard removal, so factor professional fitting costs into your budget.