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Buy OEM Mercedes-Benz A/C and Heating Parts

The heater in your Mercedes-Benz not warming things up? Maybe the air conditioner isn't blowing cold? Most likely, one or another part needs replacing -- something you should do sooner rather than later, to keep spiraling repair costs down. Good thing you came to us here at MB Part Source; we stock replacement heating and AC parts for all Mercedes-Benz models, at competitive prices. Order today, and we'll ship fast, anywhere nationwide; you'll have repairs done in no time. Contact us with any questions.

9068307815 - : Feed Line for Mercedes-Benz Image

Feed Line

Mercedes-Benz 906-830-78-15
Without high roof, front, crew & cargo. Front, #1.
$97.25
MSRP $136.00
Save $38.75
28.5% Off
9068301415 - : Suction Pipe for Mercedes-Benz Image

Suction Pipe

Mercedes-Benz 906-830-14-15
With rear ac.
$64.43
MSRP $90.00
Save $25.57
28.4% Off
9108321100 - : Drain Hose for Mercedes-Benz Image

Drain Hose

Mercedes-Benz 9108321100
Front.
$13.70
MSRP $19.00
Save $5.30
27.9% Off
9078300500 - : Suction Hose for Mercedes-Benz Image

Suction Hose

Mercedes-Benz 9078300500
Sprinter van. 3.0l diesel. Sprinter van. 2.1l diesel. Without heavy duty rear ac. 3.0l. To Compressor.
$109.20
MSRP $152.00
Save $42.80
28.2% Off
4478321223 - : HVAC Heater Hose for Mercedes-Benz Image

HVAC Heater Hose

Mercedes-Benz 447-832-12-23
AuxIliary HVAC. Outlet. Rear Underbody Pipe Assy.to Center Underbody Pipe Assy.
Backordered
4478323123 - : HVAC Heater Hose for Mercedes-Benz Image

HVAC Heater Hose

Mercedes-Benz 447-832-31-23
Heated Windshield Washers. Primary HVAC. Inlet. Connector to Auxiliary Water Pump.
$29.90
MSRP $41.00
Save $11.10
27.1% Off
4478320123 - : HVAC Heater Hose for Mercedes-Benz Image

HVAC Heater Hose

Mercedes-Benz 447-832-01-23
Heated Windshield Washers. Primary HVAC. Inlet. Auxiliary Water Pump To Pipe.
$9.35
MSRP $13.00
Save $3.65
28.1% Off
9060609 - : Seat Back Heater for Mercedes-Benz Image

Seat Back Heater

Mercedes-Benz 0009060609
Sprinter van. Seat back. Single seat.
$294.48
MSRP $432.00
Save $137.52
31.8% Off
Q6200011 - : Block Heater Cable for Mercedes-Benz Image

Block Heater Cable

Mercedes-Benz Q-6-20-0011
$99.60
MSRP $128.00
Save $28.40
22.2% Off

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Mercedes-Benz AC and Heating FAQ

Why is the HVAC in My Mercedes-Benz Not Working Right?

Most likely, because of low or leaking coolant, a failed heater core, a defective AC compressor, or a bad AC condenser. You'll know one from the other by some key symptoms.

How Can I Tell if My Coolant's Low or Leaking?

Start your engine, setting the air conditioner and fans to max/high and listening for the compressor clutch to click. If the system runs too fast, the coolant's probably low. If your Mercedes-Benz isn't due for air conditioning service anytime soon, a leak's likely.

What are the Signs of Heater Core Failure?

The heater not blowing warm, the interior being steamy or smoky, the smell of coolant in the car, and the engine overheating. The core's hoses are the likely problem; they're probably leaking. If you need help with this or any other repairs, get in touch with a Mercedes-Benz service center.

How Can I Diagnose an AC Compressor Defect?

Look, listen, and feel. If the air conditioning sounds funny, if the cabin's warmer than usual, and if the AC clutch is stuck, it's probable. You'll know a bad clutch from connecting a voltmeter and getting no reading. Other causes of compressor trouble include low refrigerant pressure, a faulty cycling switch, and a blown fuse.

How Can I Tell if the AC Condenser in My Mercedes-Benz is Bad?

You'll know it from the HVAC warning light being lit, from frost starting to build up, from the AC button flashing, from the system having discharge pressure issues, and from the vents not blowing cold. If no air's coming through them at all, though, the blower motor's probably gone out. Other reasons for condenser issues include a failed cooling fan and a clogged cabin air filter.