CADILLAC 1615894 Fleetwood Rear Defogger Defroster Defog Switch

( Manufacturer Part Number: 1615894 ), ( Part Type: Switch ), ( To Control: Defroster ), ( Vintage Part: Yes ), ( Universal Fitment: No )

Review CADILLAC Fleetwood Rear Defogger Defroster Defog Switch fits DEVILLE 1977–1979

Introducing the Cadillac 1615894 Rear Defogger Defroster Defog Switch, an essential accessory for enhancing the comfort and functionality of your 1977, 1978, or 1979 Cadillac Fleetwood Deville. This defogger switch is designed specifically for these model years and is engineered to provide effective defogging capabilities for the rear window of your vehicle.

The design of this switch is both sophisticated and user-friendly. It is mounted on the dashboard within easy reach of the driver, allowing for quick and convenient operation. The switch features three distinct positions for defogging, which can be activated at the touch of a button. The defogging function utilizes the rear window defogger and heater elements to generate heat and eliminate fog and condensation from the rear window.

The Cadillac 1615894 Rear Defogger Defroster Defog Switch is manufactured to meet the highest standards of quality and durability. It is constructed using automotive-grade materials that are resistant to wear and tear, ensuring long-lasting performance. The switch is also designed to be easy to install, with clear and concise instructions provided to guide you through the process.

This defogger switch is an excellent investment for anyone who spends a significant amount of time driving in cold or wet conditions. It not only improves visibility and safety by keeping the rear window clear of fog and condensation, but it also adds a level of comfort and convenience to your driving experience.

In summary, the Cadillac 1615894 Rear Defogger Defroster Defog Switch is a must-have accessory for any Cadillac Fleetwood Deville owner from the 1977, 1978, or 1979 model years. Its sleek design, user-friendly operation, and durable construction make it an essential addition to your vehicle. Invest in this switch today and enjoy the benefits of clear rear window visibility, enhanced safety, and added comfort on every drive.

Rear Defogger Defroster Defog Switch for 1977-1979 Cadillac Fleetwood Deville: Pros, Cons, and Recommendation

The rear defogger defroster defog switch (part number: 1615894) is a crucial component for maintaining visibility and comfort in the rear portion of your 1977-1979 Cadillac Fleetwood Deville during winter months or in humid conditions. Let's discuss the potential pros and cons of purchasing this part to help you make an informed decision.

1. Enhanced Safety: A functional rear defogger ensures safer driving conditions by clearing fog and condensation from the rear window, improving your visibility and reducing the risk of accidents.

2. Improved Comfort: A clear rear window provides better driving comfort, particularly for passengers, as they can see the road ahead clearly, reducing feelings of stress or anxiety caused by poor visibility.

3. Long-Term Investment: Replacing a faulty rear defogger with a new one can save you money in the long run, as the cost of repairing or replacing the entire heating and ventilation system could be much more expensive.

1. Cost: The price of the rear defogger defroster defog switch (1615894) may be considered high by some. However, it is essential to weigh the long-term benefits against the initial investment.

2. Installation Complexity: Installing the rear defogger defroster defog switch may require some mechanical skill or professional assistance. Although the process is not overly complicated, it could add to the overall cost and time involved.

3. Aesthetic Considerations: Some customers may prefer the original look of their car and might be hesitant to install a new part that could potentially change the appearance of the dashboard or rear window.

The rear defogger defroster defog switch (1615894) is a valuable investment for anyone driving a 1977-1979 Cadillac Fleetwood Deville, particularly in areas with harsh winter conditions or high humidity. The enhanced safety and improved comfort it provides outweigh the initial cost, and the long-term savings from avoiding costly repairs make it a worthwhile purchase. If you value the convenience and peace of mind that comes with a clear, fog-free rear window, this part is a must-have for your Cadillac.

If your Cadillac's rear defogger is not functioning correctly or if you simply want to ensure that it remains in excellent condition, we highly recommend purchasing and installing the rear defogger defroster defog switch (1615894). This part is an essential component for maintaining the safety, comfort, and overall value of your 1977-1979 Cadillac Fleetwood Deville.

Details:

Use the part numbers and pictures to determine what they will fit. This is untested, so buy it with that in mind. Use the pictures to judge condition farther. Make sure you agree with what I've called it in the title.

All of these items may have scratches, nicks, could be dirty, etc. It does show wear and is dirty. Here is a switch. Shipping is to the lower 48 states only.

I will answer all questions. Go with what you think based on the part number, don't go I have unless can confirm it.

part #: 1615894 prices

• $35.99-$45.00

specifications inswico:

• for models: Deville
• for makes: Cadillac
• for years: 1977-1979
• mpn: 1615894
• part type: Switch
• to control: Defroster
• vintage part: Yes
• universal fitment: No

general inswico:

• Car Truck Parts Accessories > Interior Parts Accessories > Switches Controls
• condition: Used

returns inswico:

• policy: No Returns

seller inswico:

• city: Searcy, Arkansas
• rating: 100.0%
• # reviews: 5676

offer inswico:

• started: December 22, 2025
• best offers: True
• options: Ship-to-home
• availability: In Stock
• sold: 0
• quantity: 1

payments inswico:

• credit card: Diners-club
• other
• wallet: Apple-pay

shipping inswico:

• type: Fixed
• service: Standard
• class: Standard
• transit: 4-11 Days
• cost: $0.00

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