fits make: Gm. year: 1988–1994.

| Brand | OER AUTHORIZED |
|---|---|
| Manufacturer Part Number | 15551633 |
| Part Type | AC FAN HEATER BLOWER MOTOR RESISTOR |
The OER 15551633 heater blower motor resistor is an essential component in the climate control system of certain 1988-1994 GM vehicles. This resistor is specifically designed for use with AC 3-speed fan systems.
This resistor plays a crucial role in regulating the speed of the heater blower motor by controlling the amount of electrical resistance in the circuit. It ensures that the motor runs at the correct speed based on the driver's selection, whether it be low, medium, or high.
The OER 15551633 heater blower motor resistor is made of high-quality materials that are designed to withstand the rigors of automotive use. It features a robust construction with a durable ceramic body and heavy-duty terminals to ensure reliable performance even under heavy load.
The resistor is easy to install and can be replaced in a relatively short amount of time. It is designed to fit directly into the existing heater blower motor resistor housing in compatible GM vehicles. The terminals on the resistor are color-coded for easy identification, making the installation process even more straightforward.
It is important to note that a faulty heater blower motor resistor can lead to several issues, including poor heating performance, erratic fan speed, and even complete fan failure. By replacing the OER 15551633 heater blower motor resistor with a new one, you can restore proper climate control functionality to your vehicle and ensure a more comfortable driving experience.
In summary, the OER 15551633 heater blower motor resistor is an essential component in the heating and climate control system of certain 1988-1994 GM vehicles. It is designed to regulate the speed of the heater blower motor and is made of high-quality materials for reliable performance. Installing a new resistor can help restore proper climate control functionality and ensure a more comfortable driving experience.
- Improved Comfort: A faulty heater blower motor resistor can prevent the heater from functioning properly, making your vehicle uncomfortable during colder months. Replacing it ensures that the heater works effectively, allowing you to maintain a comfortable interior temperature.
- Enhanced Air Conditioning Performance: A faulty resistor can also negatively impact your vehicle's air conditioning system. Replacing it can help improve the cooling performance and ensure proper fan speed operation.
- Cost-Effective: In some cases, replacing the heater blower motor resistor can be more cost-effective than replacing the entire heater blower motor assembly.
- Better Fuel Efficiency: A properly functioning heater and air conditioning system can help improve your vehicle's fuel efficiency.
2. **Cons:**- Cost: The cost of purchasing a new heater blower motor resistor can be a significant investment, especially if you're not mechanically inclined and need to pay for labor costs.
- Time-Consuming: Installing a new heater blower motor resistor can be a time-consuming process, especially if you're not experienced in vehicle repair.
- Potential for Further Issues: Replacing a faulty resistor does not guarantee that there are no other issues with your vehicle's heating and cooling system. Further diagnostic work may be required to ensure that all components are functioning properly.
**Conclusion:**When considering buying a GM heater blower motor resistor (15551633, 1988-1994) for your AC 3-Speed fan, it's essential to weigh the pros and cons. The improved comfort and potential cost savings are significant advantages. However, the cost and time investment, as well as the potential for further issues, are important considerations.
If you're experiencing issues with your vehicle's heating and cooling system, it may be worth investigating the cause further before deciding to replace the resistor. If the resistor is the root cause, then replacing it may be the best option for maintaining your vehicle's comfort and performance.
**Recommendation:**If you've determined that the heater blower motor resistor is causing the issue, it's recommended to purchase a high-quality replacement from a trusted automotive parts supplier. Ensure that you have the necessary tools and knowledge to install it yourself or consider having it installed by a professional mechanic. Remember that a properly functioning heating and cooling system can help improve your vehicle's overall performance and fuel efficiency.
A common symptom of a faulty resistor is when the blower motor stuck on one speed or does not work certain settings. 1988 -1994 Gm truck; heater blower motor resistor; with ac; 3-speed fan: reproduction heater blower motor resistor for various air conditioned model's. Another symptom is no power at all to the blower motor resulting in air from vehicles vents.applications: 1988 -1994 Chevrolet pickup truck1992-1994 blazer1992-1994 suburban 1988 -1994 GMC yukon1992-1994 suburban. Each resistor is an exact reproduction of the original Gm component designed to fit and function same as ac Delco.
Replaces oe # 15551633 aftermarket #s 973-537 2007 4 ru-57.because the speed of fan is a setting that frequently adjusted by driver vehicle resistors are often under continuous stress or strain which can cause resistor to fail.
