GENERAL MOTORS GM 4891633 Door Jamb Interior Courtesy Light Switch 442

( Brand: General Motors Gm ), ( Manufacturer Part Number: 4891633 ), ( To Control: Interior Light ), ( Color: Silver ), ( Vintage Part: Yes ), ( Placement On Vehicle: Door, Front, Left, Right ), ( Type: Push Switch ), ( Manufacturer Warranty: No Warranty ), ( Oe/oem Part Number: Oem, Factory Original Equipment ), ( Surface Finish: Switch ), ( Features: Durable, Dustproof, Waterproof ), ( Universal Fitment: No ), ( Country Of Origin: United States )

Review GENERAL MOTORS GM Chevy Door Jamb Interior Courtesy Light Switch 442 fits IMPALA CUTLASS GTO 1959–1967

Genuine GM 4891633 Interior Courtesy Light Switch for 1959-1967 Chevy Impala, GTO, Cutlass, and 442

This is a factory original, genuine General Motors (GM) interior courtesy light switch specifically designed for use in 1959-1967 Chevrolet Impala, GTO, Cutlass, and 442 automobiles. This switch provides a convenient and essential function, illuminating the interior of the vehicle when the door is opened, ensuring safety and practicality.

The switch is a simple yet effective component, constructed from high-quality materials to ensure durability and reliability. The switch mechanism is designed to be user-friendly, allowing for easy operation. When the door is opened, the switch automatically activates the interior courtesy lights, providing illumination for passengers as they enter or exit the vehicle.

Installation of this switch is straightforward, requiring minimal tools and expertise. It is a direct replacement for the original switch, ensuring a seamless integration into your vehicle. The switch is compatible with both left and right-hand doors.

The GM 4891633 interior courtesy light switch is a must-have for any classic car enthusiast or owner, ensuring the preservation of the authenticity and functionality of their vehicle. This switch not only provides a practical and useful function, but it also adds to the overall aesthetic appeal of the interior.

Investing in a genuine GM switch ensures that you are receiving a product that meets the highest standards of quality and performance. This switch is designed to provide you with years of reliable use, ensuring that your classic vehicle remains in top condition.

In summary, this GM 4891633 interior courtesy light switch for 1959-1967 Chevy Impala, GTO, Cutlass, and 442 is a high-quality, direct replacement component that ensures the safety and practicality of your classic vehicle while maintaining its authenticity and aesthetic appeal.

Buying a GM Door Jamb Interior Courtesy Light Switch for a 1959-1967 Chevy Impala: Pros, Cons, and Conclusion

The GM door jamb interior courtesy light switch (part number: 4891633) is a common replacement part for vehicles like Chevy Impala, GTO, and Cutlass 442 from the 1959-1967 era. This part is essential for ensuring the interior door lights function correctly. In this article, we will discuss the advantages and disadvantages of buying this GM door jamb interior courtesy light switch.

1. Proper Functioning: Replacing a faulty door jamb interior courtesy light switch with a new one will restore the door lights' functionality, enhancing the overall driving experience and improving the interior ambiance.

2. Safety: A well-lit interior makes it easier to find items in the car, locate switches, and helps ensure the safety of passengers during nighttime driving.

3. OEM Part: This switch is an Original Equipment Manufacturer (OEM) part, meaning it is designed and manufactured by General Motors. It is likely to be a perfect fit for your vehicle and provide optimal performance.

1. Cost: Replacing a door jamb interior courtesy light switch may not be a significant expense, but it is still an added cost for vehicle maintenance.

2. Installation Complexity: Installing the switch might be a challenging process for those without automotive experience. It may require removing the door panel, which could be time-consuming and labor-intensive.

3. Potential for Damage: Removing the door panel increases the risk of damaging other parts during the installation process, which could lead to additional repair costs.

The GM door jamb interior courtesy light switch (part number: 4891633) is a valuable investment for restoring proper functioning and safety in the interior lighting system of your 1959-1967 Chevy Impala, GTO, or Cutlass 442. While it comes with some disadvantages such as cost and installation complexity, the advantages of having a functional interior lighting system and the safety it provides outweigh the cons.

Considering the importance of a functioning interior lighting system, we recommend purchasing the GM door jamb interior courtesy light switch (part number: 4891633) as a replacement for a faulty switch. If you are not confident in your abilities to install the switch yourself, consider having it installed by a professional mechanic to minimize the risk of damage to other parts.

Details:

Genuine GM part. You get the one shown. Nice clean factory original door jamb switch.

part #: 4891633 prices

• $18.00-$64.95

specifications inswico:

• for models: Gto, Impala, Cutlass
• for makes: Chevy
• for years: 1959-1967
• brand: General Motors Gm
• mpn: 4891633
• to control: Interior Light
• color: Silver
• vintage part: Yes
• placement on vehicle: Door, Front, Left, Right
• type: Push Switch
• manufacturer warranty: No Warranty
• oe/oem part number: Oem, Factory Original Equipment
• surface finish: Switch
• features: Durable, Dustproof, Waterproof
• universal fitment: No
• country of origin: United States

general inswico:

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

returns inswico:

• policy: No Returns

payments inswico:

• wallet: Paypal
• other
• money order
• credit card: Diners-club

offer inswico:

• options: Ship-to-home
• sold: 0
• started: February 21, 2026
• quantity: 1
• best offers: True
• availability: In Stock

seller inswico:

• rating: 98.5%
• # reviews: 6414
• city: Algona, Iowa

shipping inswico:

• class: Standard, Expedited
• cost: $7.70
• type: Calculated
• carrier: USPS
• service: USPS Ground Advantage, USPS Priority Mail
• transit: 4-9 Days

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