3967938 CHEVROLET Nos Heater Blower Fan Switch Gm Impala

Review CHEVROLET Nos Heater Blower Fan Switch Gm for GM IMPALA CAPRICE 1969–1970

Introducing the Chevrolet 3967938 heater blower fan switch, specifically designed for 1969 and 1970 Impala and Caprice models produced by GM. This essential automotive component is engineered to provide optimal temperature control for your classic vehicle.

The heater blower fan switch is a critical part of your vehicle's heating system. It enables you to switch between various fan speeds, ensuring that the interior of your Impala or Caprice remains comfortable during colder weather. The switch features a robust design with a durable construction, allowing it to withstand the test of time.

The 1969 and 1970 Chevrolet Impala and Caprice heater blower fan switch comes with a simple yet effective design. The switch has three positions: low, medium, and high. By pressing the button corresponding to each position, you can effortlessly switch between fan speeds, ensuring that your desired temperature is maintained.

This heater blower fan switch is a direct OEM replacement, meaning it is an exact match to the original part in terms of size, shape, and function. The switch is manufactured to the same high standards as the original component, ensuring that it fits perfectly and functions seamlessly in your classic Chevrolet.

Investing in a genuine GM part like the 3967938 heater blower fan switch is an excellent choice for maintaining the performance and value of your 1969 or 1970 Impala or Caprice. This component is not only essential for your vehicle's heating system but also adds to its overall appeal and authenticity.

In summary, the Chevrolet 3967938 heater blower fan switch is a must-have for 1969 and 1970 Impala and Caprice owners. Its robust design, simple operation, and direct OEM replacement status make it an ideal choice for those seeking to restore or maintain the performance and value of their classic vehicles.

Pros and Cons of Buying a GM Heater Blower Fan Switch for a 1969-1970 Chevrolet Impala Caprice

a. OEM (Original Equipment Manufacturer) Part: This switch is a direct replacement for the original part in your 1969-1970 Chevrolet Impala Caprice, ensuring proper fitment and function.

b. Restores Heater Functionality: A faulty heater blower fan switch can prevent your car's heater from functioning properly. Replacing the switch with a new one will help restore this functionality.

c. Improves Comfort: During colder weather, a functioning heater system is essential for maintaining comfort inside the vehicle.

a. Cost: This OEM part may be more expensive than aftermarket alternatives, which could be a deterrent for some buyers.

b. Installation Complexity: The heater blower fan switch is located in the dashboard, which may require professional installation if you're not comfortable working on the car yourself.

c. Potential for Unrelated Issues: After replacing the switch, there could still be other underlying issues causing your heater problems, which would require additional diagnosis and repairs.

Buying a GM heater blower fan switch for your 1969-1970 Chevrolet Impala Caprice is an investment in the proper functioning and comfort of your vehicle. While there are cons to consider, such as cost and installation complexity, the benefits, including restoring heater functionality and improving overall comfort, often outweigh these drawbacks. If you're experiencing issues with your car's heater, consider this as a potential solution.

If you're unable to diagnose the root cause of your heater problem and decide that the heater blower fan switch is the culprit, purchasing a new OEM switch from a reputable parts supplier is a recommended course of action. Be sure to consider the installation complexity and potential additional costs, such as professional installation or addressing any related issues.

Details:

This switch is in good unused condition and comes original Gm packaging with part number 3967938. Do not miss out on this hard to find part for your classic.: this is a new old stock heater blower switch for 1969-70 Chevrolet Impala and Caprice applications. Multiple quantity available, original packaging not included.

The part is being sold as shown in the picture. Please review all of the pictures for a detailed view condition part. This switch has never been installed and is ready for your application. There are no major structural or cosmetic flaws seen on this part.

Application s: 1969-70 Chevrolet Impala/caprice.

specifications aircondiheat:

• for models: Impala, Caprice
• for makes: Gm
• for years: 1969–1970
• brand: Chevrolet
• mpn: 3967938
• part type: Fan Switch Heater Blower
• vintage part: Yes

offer aircondiheat:

• prices: $16.99–$24.80
• item condition:
  • New other (see details)
  • New
• in stock #: 5
• sold #: 10
• availability: in stock
• started: january 17, 2026
• options: ship-to-home

payments aircondiheat:

• wallet: paypal
• credit card: visa
• other

general aircondiheat:

• category: Auto Parts > Car Truck Accessories > Air Conditioning Heating

shipping aircondiheat:

• type: calculated
• service: usps ground advantage
• class: standard
• transit: 5-10 days
• carrier: usps

returns aircondiheat:

• policy: no returns

seller aircondiheat:

• city: canton, illinois
• # reviews: 2133
• rating: 100.0%