Yes, NOCO jump starters do work on diesel trucks, but choosing the right model with sufficient power is crucial for safely and effectively jump-starting these heavy-duty vehicles.
Diesel engines generally require more cranking amps than gasoline engines because of their higher compression ratios and larger engine sizes. Many NOCO jump starters are designed to handle this demand, especially those built for trucks and larger vehicles.
If you’ve ever faced the frustration of a dead battery in a diesel truck, you know how important it is to have a reliable jump starter on hand. NOCO’s range of lithium-ion jump starters offers powerful, portable, and easy-to-use solutions that can get your diesel truck running again without calling for roadside assistance.
Beyond just raw power, these jump starters often include safety features like spark-proof technology and reverse polarity protection, providing peace of mind when jump-starting large diesel engines.
Best NOCO Jump Starters for Diesel Trucks
Choosing the right NOCO jump starter for your diesel truck means looking at power, durability, and features designed for heavy-duty engines. Here are three top NOCO models that stand out for jump-starting diesel trucks:
NOCO Boost HD GB70
The GB70 packs 2000 amps, ideal for diesel engines up to 8 liters. Its robust lithium-ion battery delivers reliable power in a compact design, perfect for heavy-duty trucks. It includes safety features like spark-proof technology and reverse polarity protection, making it safe and easy to use even for beginners.
NOCO Boost Plus GB40
Although smaller with 1000 amps, the GB40 can handle diesel engines up to 6 liters. It’s ultra-portable, perfect for smaller diesel trucks or as a secondary emergency device. The GB40 also offers USB charging ports for devices, making it multifunctional.
NOCO Boost Max GB150
This powerhouse delivers 4000 amps, designed for the biggest diesel engines and commercial trucks. The GB150 is rugged and reliable, featuring advanced safety systems and a built-in flashlight — a perfect companion for roadside emergencies.
How do NOCO jump starters work on diesel engines?
NOCO jump starters work on diesel engines by delivering a powerful burst of electrical current to the truck’s battery, providing enough energy to crank the engine and start it. Diesel engines require more power than gasoline engines due to their higher compression ratios and larger cylinders, which means the jump starter needs to provide higher cranking amps. Here’s how NOCO jump starters accomplish this:
High-Amperage Power Delivery
NOCO jump starters are designed with lithium-ion batteries capable of delivering a high peak current (measured in amps). For diesel trucks, models like the GB70 and GB150 provide between 2000 to 4000 amps of peak power, which is sufficient to turn over most diesel engines.
Rapid Energy Transfer
When connected correctly to the truck battery, the jump starter transfers energy quickly through its clamps, feeding power to the starter motor to initiate engine combustion.
Safety Features
NOCO includes spark-proof technology, reverse polarity protection, and overcharge prevention, making it safe to use even if the clamps are connected incorrectly or if there is any electrical anomaly.
Built-in Battery Management
The lithium-ion cells inside the NOCO jump starters have smart circuitry that ensures the battery doesn’t overheat, over-discharge, or degrade prematurely, providing reliable power even for demanding diesel engines.
Portability and Convenience
Unlike bulky traditional jump boxes, NOCO’s compact design makes it easy to carry and store, so you can have emergency power ready wherever your diesel truck takes you.
What size NOCO jump starter do you need for a diesel truck?
Choosing the correct size NOCO jump starter for your diesel truck is essential to ensure you have enough power to start your engine without damaging the battery or the jump starter itself. Diesel engines typically require more cranking amps than gasoline engines, so understanding your truck’s engine size and the NOCO model specs is key.
Key factors to consider:
Engine Displacement: Diesel engines with larger displacements (measured in liters or cubic inches) need jump starters with higher peak amps. For example, a 6.0L diesel engine requires less power than an 8.0L or larger.
Cranking Amps vs. Peak Amps:
- Cranking Amps (CA) is the current the battery can provide for 30 seconds at 32°F without dropping below 7.2 volts.
- Peak Amps is the highest burst of current the jump starter can deliver momentarily.
NOCO jump starters list peak amps, which is crucial for overcoming the initial start effort of diesel engines.
Recommended NOCO jump starter sizes for diesel trucks:
| Engine Size (Liters) | Suggested NOCO Model | Peak Amps Provided |
| Up to 6.0L Diesel | NOCO Boost Plus GB40 | 1000 amps |
| 6.0L to 8.0L Diesel | NOCO Boost HD GB70 | 2000 amps |
| Over 8.0L Diesel | NOCO Boost Max GB150 | 4000 amps |
Additional tips:
- Always choose a jump starter with a bit more power than your engine demands for safety and longevity.
- Check your truck’s manual or battery label for recommended cranking amps.
- Consider extra features like USB ports, flashlights, and rugged build quality for your needs.
Are NOCO jump starters safe to use on diesel trucks?
Safety is a top priority when jump-starting any vehicle, especially diesel trucks which have larger batteries and electrical systems. The good news is that NOCO jump starters are designed with multiple safety features to protect both the user and the vehicle, making them very safe to use on diesel trucks when used correctly.
Key safety features of NOCO jump starters:
- Spark-Proof Technology: Prevents sparks from occurring when connecting the clamps, reducing the risk of accidental fires or explosions, especially important around diesel batteries that can emit flammable gases.
- Reverse Polarity Protection: If you accidentally connect the clamps to the wrong terminals (positive to negative or vice versa), the NOCO jump starter will detect this and automatically shut down to avoid damaging the vehicle’s electrical system or the jump starter.
- Overcharge and Overcurrent Protection: The built-in smart circuitry prevents overcharging and excessive current flow that could otherwise harm the truck’s battery or onboard electronics.
- Temperature Regulation: NOCO jump starters monitor their internal temperature and adjust the power output to prevent overheating, which protects both the device and the user.
- Durable and Weather-Resistant Design: Many NOCO models are built to withstand harsh conditions such as rain, dust, and cold weather — all common environments for diesel truck drivers.
Best practices for safety:
- Always read the manual and follow the manufacturer’s instructions carefully.
- Make sure the jump starter is fully charged before use.
- Connect clamps in the correct order: positive (+) first, then negative (-).
- Avoid jump-starting in extremely hazardous environments (e.g., near flammable materials).
Thanks to these features and precautions, NOCO jump starters are considered very safe for diesel trucks, even for users who may be new to jump-starting vehicles.
Can NOCO jump starters handle cold weather diesel engine starts?
Starting a diesel truck in cold weather can be challenging because low temperatures thicken engine oil and reduce battery efficiency, making it harder to crank the engine. Fortunately, NOCO jump starters are specifically designed to perform well even in harsh winter conditions, providing reliable power when you need it most.
Why cold weather is tough on diesel trucks:
- Diesel engines require higher cranking power to overcome increased resistance from thickened engine oil and denser fuel.
- Cold temperatures reduce a battery’s ability to hold and deliver charge, often causing weak or dead batteries.
- Traditional jump starters may struggle to deliver enough amps quickly in freezing weather.
How NOCO jump starters excel in cold weather:
- High Peak Amps: Models like the NOCO Boost Max GB150 deliver up to 4000 peak amps, ensuring enough power to start even large diesel engines in freezing temperatures.
- Advanced Lithium-Ion Technology: NOCO uses lithium-ion batteries which retain their power better than lead-acid alternatives in cold environments.
- Temperature Compensation: NOCO jump starters have built-in circuitry that adjusts current output to optimize performance based on the ambient temperature.
- Rapid Charging Capability: These jump starters recharge faster, so you can keep them ready for cold mornings or emergencies.
- Durable Build: Many NOCO units feature weather-resistant, rugged designs that protect against snow, ice, and moisture.
Tips for cold weather use:
- Keep your jump starter in a warm place inside your vehicle or garage when not in use.
- Regularly charge the unit during winter months to maintain battery health.
- Follow proper jump-starting steps to ensure safe and effective use.
How to properly use a NOCO jump starter on a diesel truck?
Using a NOCO jump starter correctly ensures a safe, effective jump start for your diesel truck while protecting both your vehicle and the jump starter. Here’s a clear step-by-step guide to help you get it right every time.
Step-by-step guide to using a NOCO jump starter:
Step 1: Prepare the jump starter
- Fully charge your NOCO jump starter before use.
- Make sure the unit is powered off before connecting clamps.
Step 2: Identify the battery terminals
- Locate the positive (+) and negative (-) terminals on your truck’s battery.
- Clean off any corrosion or dirt for a good connection.
Step 3: Connect the clamps in the correct order
- Attach the red clamp to the positive (+) terminal of the truck’s battery.
- Attach the black clamp to a grounded metal part of the truck’s engine block or chassis, away from the battery.
- Avoid attaching the black clamp directly to the negative battery terminal if possible to reduce spark risk.
Step 4: Turn on the NOCO jump starter
Power on the jump starter once clamps are securely connected.
Step 5: Start your diesel truck
- Attempt to start the engine immediately.
- If the engine does not start after 3-5 seconds, wait a minute and try again.
- Avoid cranking the engine for more than 10 seconds to prevent damage.
Step 6: Disconnect the clamps safely
- Turn off the jump starter.
- Remove the black clamp first, then the red clamp.
- Store the jump starter safely for future use.
Additional tips:
- Always wear protective gloves and eyewear when jump-starting.
- Follow your truck manufacturer’s jump-starting recommendations.
- Use the NOCO jump starter in a well-ventilated area to avoid gas buildup.
What are the limitations of using NOCO jump starters on diesel trucks?
While NOCO jump starters are powerful and reliable, understanding their limitations helps you use them effectively and avoid potential issues when jump-starting diesel trucks.
Key limitations to consider:
- Battery Size and Engine Displacement:
Very large diesel engines or commercial trucks with massive batteries may require jump starters with extremely high peak amps, sometimes beyond what consumer-grade NOCO models provide. Check your truck’s manual for required cold cranking amps (CCA) and compare it with your jump starter’s specs. - Battery Health:
NOCO jump starters can jump-start a weak or moderately discharged battery, but they cannot revive a completely dead or severely damaged battery. If your diesel truck’s battery is old or faulty, a jump starter won’t fix underlying battery issues. - Repeated Use Without Recharge:
Jump-starting multiple times on a single charge can drain the jump starter quickly. After several uses, it needs to be fully recharged to maintain performance. - Extreme Temperature Extremes:
Although NOCO jump starters perform well in cold weather, extreme cold below their operating range may reduce efficiency. Similarly, very high temperatures may also affect battery life and performance. - Electrical System Damage:
If your truck’s electrical system has faults or damage, using a jump starter could potentially cause further issues. Always have your vehicle inspected if you experience repeated jump-start needs.
What this means for you:
- Always match your jump starter’s power rating to your diesel truck’s requirements.
- Use the jump starter as a temporary solution, not a permanent fix for battery or engine problems.
- Maintain and test your battery regularly to avoid unexpected failures.
Which diesel trucks are compatible with NOCO jump starters?
NOCO jump starters are designed to be versatile and work with a wide range of diesel trucks, from light-duty pickups to medium-duty commercial vehicles. However, compatibility mainly depends on your truck’s engine size and battery specifications.
Compatible diesel trucks include:
- Light-Duty Diesel Pickups:
Examples: Ford F-250/F-350, Ram 2500/3500, Chevrolet Silverado 2500HD/3500HD
These trucks typically have 6.7L to 6.6L engines and require jump starters with peak amps between 1000 to 3000 amps, which many NOCO models easily provide. - Medium-Duty Diesel Trucks:
Examples: Ford F-450/F-550, Ram 4500/5500, International MV Series
These trucks have larger engines and heavier batteries, often requiring jump starters with higher peak amps, such as the NOCO Boost Max GB150 (up to 4000 amps). - Diesel Commercial Vans and Utility Trucks:
Examples: Ford Transit Diesel, Mercedes Sprinter Diesel, Freightliner M2
These vehicles often fall within NOCO’s operating range, especially with higher capacity models.
What to check for compatibility:
- Engine Size: Larger displacement engines need jump starters with higher peak amps.
- Battery Specifications: Refer to your battery’s Cold Cranking Amps (CCA) rating; your jump starter’s peak amps should meet or exceed this number.
- Manufacturer Recommendations: Always consult your truck’s manual for jump-start guidelines.
When a NOCO jump starter may not be suitable:
- Very heavy-duty diesel trucks with extremely large engines (e.g., semi-trucks or industrial vehicles) may need specialized jump-starting equipment beyond consumer NOCO models.
Conclusion
In summary, NOCO jump starters do work effectively on diesel trucks, especially when you choose a model that matches your truck’s engine size and battery requirements. They offer a convenient, portable solution for jump-starting diesel engines safely and quickly without needing another vehicle. However, understanding how to use them correctly and recognizing their limitations ensures you get the best performance while protecting your truck and jump starter.
Whether you drive a light-duty diesel pickup or a medium-duty commercial truck, NOCO offers a range of jump starters with enough power to get you back on the road. Regular battery maintenance and using your jump starter responsibly will extend both your battery’s and the jump starter’s lifespan.
If you want to learn more about choosing the right jump starter or caring for diesel batteries, check out our related guides on battery maintenance and jump starter reviews.
Don’t get stranded—equip your diesel truck with a reliable NOCO jump starter today and enjoy peace of mind on every drive.
Frequently Asked Questions About Do NOCO Jump Starters Work on Diesel Trucks?
Can NOCO jump starters start any diesel truck engine size?
NOCO jump starters can start most light- to medium-duty diesel trucks, including popular pickups and commercial vans. However, for very large engines, such as semi-trucks, you’ll need higher-powered models or specialized equipment.
How many amps do I need from a NOCO jump starter for my diesel truck?
Check your truck’s battery Cold Cranking Amps (CCA). Your jump starter’s peak amps should meet or exceed this number. Many NOCO models offer between 1000 and 4000 peak amps, suitable for most diesel trucks.
Can I use a NOCO jump starter repeatedly without recharging?
No. Repeated jump-starting drains the jump starter’s battery. Recharge it fully after several uses to maintain optimal performance and avoid damage.
Are NOCO jump starters safe for my truck’s electronics?
Yes. NOCO jump starters come with built-in safety features like spark-proof technology and reverse polarity protection, minimizing the risk of damage to your vehicle’s electrical system.
Will cold weather affect NOCO jump starter performance?
Cold weather can reduce battery efficiency temporarily, but NOCO jump starters are designed to operate reliably in cold conditions typical for vehicle use. Extremely low temperatures may affect performance, so store and use them within recommended temperature ranges.
Can NOCO jump starters replace a bad battery?
No. Jump starters provide temporary power to start your engine but cannot replace a failing or dead battery. If your battery consistently fails to start your truck, consider a battery replacement.