OE Quality
60-Day Returns

Nissens 72001 HVAC Heater Core
Overview of Nissens HVAC Heater Core 72001
The Nissens HVAC Heater Core 72001 is designed for reliable heating performance in select Mercedes-Benz models. Engineered with durable aluminum core material and plastic tanks, this heater core ensures efficient heat transfer and long-lasting operation.
- Core Material: Aluminum for effective heat conduction
- Tank Material: Durable plastic construction
- Construction: Mechanically jointed cooling fins for enhanced durability
- Core Dimensions: Height 8.46 inches, Length 8.19 inches, Width 1.77 inches
- Pipe Included: No
Detailed Product Description
This HVAC heater core from Nissens, part number 72001, features an aluminum core that provides efficient heat exchange while maintaining corrosion resistance. The plastic tanks reduce weight and resist damage from coolant exposure. The mechanically jointed cooling fins improve structural integrity and heat dissipation, making it suitable for the heating system demands of Mercedes-Benz vehicles. The compact core dimensions allow for a precise fit within the HVAC housing.
Compatible Mercedes-Benz Models
This heater core is compatible with a range of Mercedes-Benz models including 300SD, 300SDL, 300SE, 300SEL, 350SD, 350SDL, 380SE, 420SEL, 500SEC, 500SEL, 560SEC, and 560SEL. It is designed to meet the specific heating system requirements of these vehicles, ensuring proper fit and function.
Common Applications and Issues Resolved
- Restores heating performance in Mercedes-Benz 300SD and 300SEL models
- Replaces leaking or clogged heater cores causing coolant loss
- Eliminates insufficient cabin heat due to core blockages
- Addresses overheating issues related to faulty heater cores
- Prevents coolant odors inside the vehicle cabin
Installation Notes and Tips
- Ensure compatibility with your specific Mercedes-Benz model before installation
- Drain the cooling system prior to removal of the old heater core
- Handle the aluminum core carefully to avoid damage to cooling fins
- Inspect and replace any worn hoses or seals during installation
- Refill and bleed the cooling system properly to prevent air pockets
Quality Assurance and Warranty
Nissens heater cores are manufactured to meet OEM standards for fit and function. The 72001 heater core undergoes rigorous quality control to ensure durability and performance. Warranty coverage details should be confirmed with the distributor or installer, as terms may vary.
This part fits 35 vehicles. Search below:
| Year | Make | Model | Submodel | Liters | Cylinders | Fuel Type | Position | Notes |
|---|---|---|---|---|---|---|---|---|
| 1991 | Mercedes-Benz | 300SE | Base | 3.0L | L6 | GAS | N/A | |
| 1991 | Mercedes-Benz | 300SEL | Base | 3.0L | L6 | GAS | N/A | |
| 1991 | Mercedes-Benz | 350SD | Base | 3.4L | L6 | DIESEL | N/A | |
| 1991 | Mercedes-Benz | 350SDL | Base | 3.4L | L6 | DIESEL | N/A | |
| 1991 | Mercedes-Benz | 420SEL | Base | 4.2L | V8 | GAS | N/A | |
| 1991 | Mercedes-Benz | 560SEC | Base | 5.6L | V8 | GAS | N/A | |
| 1991 | Mercedes-Benz | 560SEL | Base | 5.6L | V8 | GAS | N/A | |
| 1990 | Mercedes-Benz | 300SE | Base | 3.0L | L6 | GAS | N/A | |
| 1990 | Mercedes-Benz | 300SEL | Base | 3.0L | L6 | GAS | N/A | |
| 1990 | Mercedes-Benz | 350SDL | Base | 3.4L | L6 | DIESEL | N/A | |
| 1990 | Mercedes-Benz | 420SEL | Base | 4.2L | V8 | GAS | N/A | |
| 1990 | Mercedes-Benz | 560SEC | Base | 5.6L | V8 | GAS | N/A | |
| 1990 | Mercedes-Benz | 560SEL | Base | 5.6L | V8 | GAS | N/A | |
| 1989 | Mercedes-Benz | 300SE | Base | 3.0L | L6 | GAS | N/A | |
| 1989 | Mercedes-Benz | 300SEL | Base | 3.0L | L6 | GAS | N/A | |
| 1989 | Mercedes-Benz | 420SEL | Base | 4.2L | V8 | GAS | N/A | |
| 1989 | Mercedes-Benz | 560SEC | Base | 5.6L | V8 | GAS | N/A | |
| 1989 | Mercedes-Benz | 560SEL | Base | 5.6L | V8 | GAS | N/A | |
| 1988 | Mercedes-Benz | 300SE | Base | 3.0L | L6 | GAS | N/A | |
| 1988 | Mercedes-Benz | 300SEL | Base | 3.0L | L6 | GAS | N/A | |
| 1988 | Mercedes-Benz | 420SEL | Base | 4.2L | V8 | GAS | N/A | |
| 1988 | Mercedes-Benz | 560SEC | Base | 5.6L | V8 | GAS | N/A | |
| 1988 | Mercedes-Benz | 560SEL | Base | 5.6L | V8 | GAS | N/A | |
| 1987 | Mercedes-Benz | 300SDL | Base | 3.0L | L6 | DIESEL | N/A | |
| 1987 | Mercedes-Benz | 420SEL | Base | 4.2L | V8 | GAS | N/A | |
| 1987 | Mercedes-Benz | 560SEC | Base | 5.6L | V8 | GAS | N/A | |
| 1987 | Mercedes-Benz | 560SEL | Base | 5.6L | V8 | GAS | N/A | |
| 1986 | Mercedes-Benz | 300SDL | Base | 3.0L | L6 | DIESEL | N/A | |
| 1986 | Mercedes-Benz | 420SEL | Base | 4.2L | V8 | GAS | N/A | |
| 1986 | Mercedes-Benz | 560SEC | Base | 5.6L | V8 | GAS | N/A | |
| 1986 | Mercedes-Benz | 560SEL | Base | 5.6L | V8 | GAS | N/A | |
| 1985 | Mercedes-Benz | 300SD | Base | 3.0L | L5 | DIESEL | N/A | |
| 1985 | Mercedes-Benz | 380SE | Base | 3.8L | V8 | GAS | N/A | |
| 1985 | Mercedes-Benz | 500SEC | Base | 5.0L | V8 | GAS | N/A | |
| 1985 | Mercedes-Benz | 500SEL | Base | 5.0L | V8 | GAS | N/A |
* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
This part directly replaces or is cross-referenced with the following part numbers:
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.