DODGE 56051316AC Diesel Auto Lights Wiring 6.7

( Manufacturer Part Number: 56051316AC ), ( Part Type: Wiring Light )

Review DODGE 6.7 Diesel Auto Oem Cab Lights Wiring fits 3500 4X4 2008–2009

The **Dodge 56051316AC 2008-2009 3500 6.7L Cummins Diesel 4x4 Lighting and Wiring Harness** is a meticulously engineered, high-quality replacement component designed to restore full functionality to the lighting and wiring systems of your Dodge Ram 3500 with a 6.7L Cummins turbo diesel engine, ensuring both safety and compliance with factory specifications. This harness is specifically tailored for the **2008 and 2009 model years**, addressing the unique electrical demands of the **4x4 configuration** while accommodating the robust power requirements of the Cummins diesel powertrain. Crafted from durable, corrosion-resistant materials, the wiring harness features **pre-terminated connectors** that are engineered for a secure, weatherproof fit, preventing moisture intrusion and ensuring long-term reliability even in harsh off-road or industrial environments. The design incorporates **factory-matched pinouts and wiring gauges**, guaranteeing seamless integration with the vehicle s existing electrical system, including the headlights, tail lights, turn signals, brake lights, and auxiliary lighting circuits such as the trailer connector and auxiliary power outlets. Whether you're restoring a classic build, upgrading an older model, or replacing damaged wiring after an accident or wear-and-tear, this harness eliminates the guesswork by providing a **plug-and-play solution** that adheres to Dodge s original engineering standards. Ideal for professional mechanics, DIY enthusiasts, and fleet operators, this component not only simplifies installation but also enhances the overall electrical performance of your Ram 3500, ensuring all lights function brightly and consistently day or night while maintaining the integrity of your vehicle s electrical infrastructure.

### **Pros and Cons of Buying a 2008 2009 Dodge 3500 6.7L Cummins Diesel (4x4) with Aftermarket Lights and Wiring**

#### **Pros**

1. **Reliability of the 6.7L Cummins Engine**

- The Cummins ISB 6.7L diesel is known for its durability, especially when properly maintained. With regular oil changes, fuel system cleaning, and turbo upgrades (if done), these engines can last well over 300,000 miles.

- The common rail fuel injection system is more advanced than older diesel tech, improving efficiency and power delivery.

2. **Strong Towing and Hauling Capability**

- The 3500 series is designed for heavy-duty work, with a towing capacity of up to **12,000 14,000 lbs** (depending on configuration) and payload capacities around **5,000 6,000 lbs**.

- The 4x4 system provides better traction for off-road and tough terrain, making it ideal for construction, farming, or overlanding.

3. **Aftermarket Modifications (Lights & Wiring)**

- Aftermarket LED or HID lights (e.g., auxiliary running boards, fog lights, or LED strips) improve visibility and aesthetics, which can be beneficial for safety and customization.

- Properly installed aftermarket wiring harnesses ensure these lights function correctly without draining the battery or causing electrical issues.

4. **Resale Value and Market Demand**

- The 6.7L Cummins remains a popular choice among diesel enthusiasts, so parts and labor are widely available.

- If well-maintained, these trucks hold their value better than many gas-powered alternatives, especially in work or off-road applications.

5. **Transmission (Automatic 6600/66RH)**

- The 6-speed automatic transmission (6600/66RH) is robust and designed for heavy loads, though it may require more frequent fluid changes than a gas truck s transmission.

6. **Cab Comfort and Space**

- The 2008 2009 models offer a spacious crew cab or quad cab option, with good visibility and ergonomic controls.

- The diesel engine provides a smooth, torquey drive, making highway cruising comfortable.

---

#### **Cons**

1. **Higher Maintenance Costs**

- **Oil changes every 5,000 7,500 miles** (with synthetic oil).

- **Fuel system cleaning** (every 10,000 15,000 miles to prevent injector fouling).

- **Turbocharger and EGR system checks** (common failure points if neglected).

- **Coolant and transmission fluid changes** (more critical than in gas trucks).

- Labor costs for diesel repairs can be higher due to specialized tools and expertise.

2. **Fuel Efficiency vs. Gas Trucks**

- While the Cummins is efficient for its class (around **12 16 MPG highway**), it still consumes more fuel than a comparable gas V8.

- Diesel fuel costs can fluctuate more than gasoline, potentially increasing operating expenses.

3. **Potential Electrical Issues**

- **Grounding issues** may cause flickering or dead lights.

- **Overloading circuits** can drain the battery or trip fuses.

- **Poor-quality wiring harnesses** may lead to intermittent failures.

- The stock electrical system is not always up to modern aftermarket demands, requiring upgrades (e.g., relays, fuses, or a new alternator).

4. **Common Cummins Problems (If Neglected)**

- **Injector failures** (common in older models; requires injector cleaning or replacement).

- **EGR cooler leaks** (can cause overheating and reduced power).

- **Turbocharger wear** (if oil changes are skipped).

- **Transmission slipping or delayed shifting** (if fluid is old or contaminated).

5. **Resale Depreciation**

- While Cummins trucks hold value better than many gas trucks, they still depreciate over time. If you plan to sell later, the value may not recover the full purchase price unless it s in excellent condition.

6. **Noise and Vibration**

- The diesel engine is louder and vibrates more than a gas V8, which can be noticeable in a quiet cab.

- Poorly insulated cabs may amplify engine noise during acceleration.

7. **Inspection Required for Aftermarket Work**

- **Short circuits** damaging the fuse box.

- **Improperly routed wires** that could snag or wear out.

- **Mismatched voltage** causing electrical gremlins.

---

### **Conclusion**

The **2008 2009 Dodge 3500 6.7L Cummins 4x4** is a **strong, capable workhorse** that excels in towing, hauling, and off-road applications. Its **durability and power** make it a great choice for those who prioritize performance over fuel economy. However, **higher maintenance costs, electrical quirks from aftermarket modifications, and potential neglect-related issues** mean it requires **diligent upkeep** to avoid costly repairs.

If you **inspect the truck thoroughly** (check engine logs, fluid levels, wiring, and lights) and **verify that the aftermarket modifications were professionally installed**, this truck can be a **fantastic long-term investment**. If the previous owner was **neglectful**, the risks of **expensive repairs** may outweigh the benefits.

---

### **Recommendation**

- The **Cummins has been properly maintained** (oil changes, fuel system cleaning, turbo checks).

- The **transmission fluid is fresh** and the clutch (if manual) is in good condition.

- The **aftermarket lights and wiring are correctly installed** (no loose connections, proper grounding, and no signs of electrical issues).

- The **EGR system, turbo, and injectors** show no signs of failure.

You **budget for regular diesel maintenance** (oil changes, fuel system cleaning, coolant flushes).

You **plan to use it for work, towing, or off-roading** where its strengths shine.

You **are prepared to address any electrical quirks** (e.g., upgrading the fuse box if needed).

The **previous owner was unreliable** (no service records, excessive smoke from exhaust, or obvious neglect).

The **aftermarket lights/wiring were poorly installed** (flickering, dead circuits, or burnt wiring).

You **can t afford the higher maintenance costs** of a diesel engine.

You **don t have access to Cummins-specific mechanics** for repairs.

This truck is a **great buy for the right buyer** someone who **values durability, towing power, and is willing to invest in maintenance**. However, **cutting corners on inspection or upkeep can turn it into a money pit**. If you re confident in the truck s condition and prepared for diesel ownership, it s a **solid choice**. If not, consider a **well-maintained gas V8 truck** or a **newer diesel model** with fewer known issues.

Details:

part #: 56051316ac prices

• $50.00-$122.30

specifications tusilap:

• for models: 3500, 4x4
• for makes: Dodge
• for years: 2008-2009
• mpn: 56051316ac
• part type: Wiring Light

shipping tusilap:

• carrier: USPS
• type: Calculated
• service: USPS Ground Advantage
• transit: 7-14 Days
• class: Standard
• cost: $0.00

offer tusilap:

• sold: 0
• started: May 24, 2026
• options: Ship-to-home
• quantity: 1
• availability: In Stock

general tusilap:

• condition: Used
• Commercial Truck Parts > Lighting > Clearance Marker Lights

returns tusilap:

• policy: No Returns

payments tusilap:

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

seller tusilap:

• # reviews: 2092
• rating: 98.8%
• city: Athens, Tennessee

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