MERCURY FR369-U100R Right Passenger Marker Light 8342

( Manufacturer Part Number: FR369-U100R ), ( Part Type: Light ), ( Oe/oem Part Number: 8342 ), ( Country Of Origin: United States )

Review MERCURY Aftermarket Right Passenger Side Marker Light #8342 fits MARAUDER I7 2003–2004

The **FR369-U100R (2003 2004 Mercury Marauder Right Passenger Marker Light, Part #8342-I7)** is a precision-engineered, high-performance turn signal and marker light assembly designed specifically for the iconic 2003 and 2004 model-year Mercury Marauder, a vehicle renowned for its bold styling, powerful V8 engine, and luxurious road presence. This right-side passenger-side unit is crafted to meet or exceed OEM (Original Equipment Manufacturer) specifications, ensuring seamless integration with the vehicle s electrical system and bodywork. The light features a durable, polycarbonate lens with a clear, amber-tinted coating, optimized for maximum visibility while adhering to automotive safety regulations. Inside, a robust halogen bulb (typically a 12V, 21W marker/turn signal bulb) powers the assembly, delivering consistent illumination whether in use for daytime running lights, turn signals, or as a passive marker during nighttime driving. The housing is constructed from high-quality, corrosion-resistant materials, including reinforced metal and impact-resistant plastics, to withstand environmental stressors such as moisture, road debris, and temperature fluctuations critical for maintaining reliability over the long term. The mounting bracket is precision-machined to fit snugly into the Marauder s rear quarter panel, ensuring a secure and vibration-free installation that prevents rattling or misalignment. Whether restoring a classic Marauder to factory condition or upgrading an existing light for enhanced durability, this part is an essential component for both performance and aesthetics, blending functionality with the vehicle s distinctive design language.

### **Pros and Cons of buying a FR369-U100R (2003 2004 Mercury Marauder Right Passenger Marker Light Part #8342 I7)**

1. **Direct Replacement Fit** This part is specifically designed for the 2003 2004 Mercury Marauder, ensuring a proper fit without modifications. It replaces the original passenger-side marker light, which may have been damaged or malfunctioning.

2. **OEM Quality** The FR369-U100R is manufactured to meet or exceed original equipment manufacturer (OEM) standards, providing reliable performance and durability. This reduces the risk of early failure compared to aftermarket parts of unknown quality.

3. **Clear Visibility** Marker lights are critical for visibility during low-light conditions, poor weather, or night driving. A functioning passenger-side marker ensures compliance with traffic laws and enhances safety.

4. **Easy Installation** As a direct replacement, this part should be straightforward to install, especially if you have basic automotive knowledge or access to a mechanic. Most marker lights require only basic tools (e.g., socket wrench, wire connectors) and a few minutes of work.

5. **Cost-Effective Solution** Replacing a single marker light is significantly cheaper than buying a full assembly (e.g., a tail light or turn signal cluster) if only the marker is faulty. This makes it a practical choice for minor repairs.

6. **Prevents Further Damage** A non-functioning marker light can indicate underlying issues, such as wiring problems or a failing light assembly. Addressing this early may prevent more extensive (and costly) repairs later.

7. **Legal Compliance** Many regions require all vehicle lights to be operational. Failing an inspection due to a broken marker light could result in fines or the need for immediate repair.

---

- **Wiring or Connector Issues**: Over time, wiring harnesses or connectors can degrade, corrode, or become loose. If the problem isn t just the light bulb or housing, you may need to address these issues separately.

- **Rust or Structural Damage**: Older vehicles are prone to rust, especially in the tail light housing or surrounding areas. This could complicate installation or require additional repairs.

- **Availability of Parts**: While this specific marker light is likely available, other related parts (e.g., bulbs, wiring) might be harder to find or more expensive than on newer vehicles.

2. **Potential Bulb Compatibility** The marker light housing may require a specific type of bulb (e.g., LED, halogen, or incandescent). If the bulb inside is burned out, you ll need to source the correct replacement, which might not always be straightforward.

- **LED Upgrades**: LED marker lights are brighter and more energy-efficient but may not fit perfectly or require additional wiring modifications.

- **Custom Styling**: Some aftermarket parts offer unique designs or colors, though these are unnecessary for a functional replacement.

4. **Labor Costs if Professional Help is Needed** If you re not comfortable working on the vehicle yourself, a mechanic may charge a labor fee for installation, adding to the total cost.

5. **Possible Underlying Electrical Problems** If the marker light was non-functional due to a blown fuse, corroded connections, or a faulty ground, replacing just the light won t solve the root issue. You d need to diagnose and fix the electrical system as well.

---

Buying the **FR369-U100R (8342 I7) right passenger marker light** for your 2003 2004 Mercury Marauder is a **practical and cost-effective solution** if the issue is isolated to the marker light itself. It offers a direct replacement with OEM-quality parts, ensuring reliability and proper fit. However, the decision should consider the vehicle s age, potential wiring or structural issues, and whether the problem is purely mechanical or electrical.

If the marker light is the only failing component and the rest of the vehicle is in good condition, this part is a **solid choice**. However, if you suspect deeper issues (e.g., wiring problems, rust, or electrical failures), it may be worth diagnosing those first to avoid recurring problems.

---

- A blown bulb (replace with the correct type).

- Loose or corroded wiring/connections.

- A faulty fuse or relay.

- Rust or damage to the light housing.

2. **Buy from a Reputable Source** Purchase the **FR369-U100R (8342 I7)** from a trusted supplier (e.g., RockAuto, eBay with positive seller ratings, or an auto parts store with return policies). Avoid counterfeit or low-quality parts that may fail prematurely.

3. **Consider DIY Installation** If you re comfortable with basic automotive work, install the part yourself to save labor costs. If not, have a mechanic perform the installation, especially if wiring issues are suspected.

- Check for rust in the tail light housing or surrounding areas.

- Test other lights (brake lights, turn signals) to ensure they re functioning.

- Look for signs of electrical gremlins (e.g., flickering lights, intermittent failures).

5. **Explore LED Upgrades (If Desired)** If you re open to upgrades, research **LED marker lights** that are compatible with your vehicle. While they offer better visibility, ensure they meet local regulations and fit properly.

**Final Verdict:** **Proceed with the purchase** if the marker light is the only issue and the vehicle is otherwise in decent condition. If you re unsure about other potential problems, address those first to avoid unnecessary expenses. This part is a **wise investment for a quick, reliable fix**.

Details:

For sale is a Right Passenger Side Marker Light from 2003 Mercury Marauder, Item in Used Shape. Comes complete as shown.

part #: fr369u100r prices

• $37.49-$39.89

specifications sidemarkeligh:

• for models: I7, Marauder
• for makes: Mercury
• for years: 2003-2004
• mpn: Fr369-u100r
• part type: Light
• oe/oem part number: 8342
• country of origin: United States

shipping sidemarkeligh:

• type: Fixed
• class: Standard
• carrier: FedEx
• cost: $19.99
• service: FedEx Ground / FedEx Home Delivery
• transit: 4-7 Days

seller sidemarkeligh:

• # reviews: 71512
• city: Phoenix, Arizona
• rating: 99.1%

offer sidemarkeligh:

• quantity: 1
• options: Ship-to-home
• started: February 20, 2026
• sold: 0
• availability: In Stock

general sidemarkeligh:

• condition: Used
• Car Truck Parts Accessories > Lighting Lamps > Side Marker Light Assemblies

returns sidemarkeligh:

• time: 30 Days
• policy: Returns Accepted
• paid by: Buyer

payments sidemarkeligh:

• other
• credit card: Mastercard
• wallet: Apple-pay

Mercury FR369-U100R Is Similar To:

• 32-63649-1 Spotlight Bracket Chrome Right Mercury Closed Cars Convertibles Station Eckler (31.7% similar) Also mercury closed cars, convertibles station wagons...(September 25th, 2018)
• 49-63663-1 Spotlight Bracket Right Universal Type Ford Mercury Eckler (25.8% similar) ...(July 28th, 2018)
• 49-63669-1 Spotlight Bracket Right Mercury Station Wagon Eckler (25.5% similar) ...(May 8th, 2018)
• 49-63675-1 Spotlight Bracket Right All Mercury Closed Cars Convertibles Eckler (31.4% similar) ...(October 3rd, 2018)
• 548 Mercury Stop C0mf-13444a Nors Light Lens Tail 1960 Vintage Monterey Usa (26% similar) This has been in it's box on the shelf for probably 40 years and is in as new condition with a little dust but no pits scratches cracks or chips in the plastic lens. I always combine shipping when possible and only charge what it costs to ship. Part number 548 C0MF 13444A as pictured and the lens ...(May 5th, 2015)
• C5my-13208a Parking Lens Light Clear Vintage 7487 Nors Usa Mercury 1965 (24.2% similar) New old replacement stock ditz glow brute brand clear plastic parking lamp lens for all 1965 mercury model cars. Part number 7487 C5MY 13208A as pictured and the lens has sae DP 65 MC 7487 and glow brute molded into it. This has been in it's box on the shelf for probably 40 years and is in as new ...(May 5th, 2015)
• C8gy-13a493-a Mercury Nos Cougar Side Marker Lens Gasket (41.3% similar) You are buying on 1 pair of gaskets. Nos 1968 mercury cougar side marker lens gasket C8GY-13A493-A...(October 29th, 2018)
• C8my-13380-c Ford Nos Mercury Meteor Station Wagon Rear Body Side Reflectors (37.6% similar) Take a look at the photos. New old stock - genuine ford pair of body side rear reflectors for the following: 1968 full size mercury station wagon meteor these are in very good nos condition but not mint. The chroming is typical of fords mediocre quality - some imperfections lack deep shine. They ...(October 2nd, 2018)
• C8my13380b Ford Mercury Side Reflector (30.3% similar) Feel free to ask questions. Original nos ford part in the box. Box is a bit worn. Reflector is in good shape...(March 16th, 2017)
• C9gy-15a215-a Ford Nos Mercury Comet Front Fender Side Marker Lens (43.8% similar) This is the clear lens as shown that ford part number C9GY-15A215-A. This is a brand new genuine ford nos front fender side marker lens for the passenger of 1969 mercury comet...(February 19th, 2019)
• C9gy-15a215-b Ford Nos Mercury Comet Front Fender Side Marker Lenslh (44.4% similar) This is a brand new genuine ford nos front fender side marker lens. It is the clear lens as shown that ford part number C9GY-15A215-B. This fits the drivers side rear of 1969 mercury comet...(April 25th, 2019)