Cummins Engine Manuals (PDF): Service, Repair & Troubleshooting

Browse Cummins engine manuals available on the RepairLoader marketplace. Use the listings below (or the search on this page) to find documentation that matches your engine series and configuration.

Common Cummins series you may find here (availability varies):

• NT 855 (Big Cam III/IV)
• L10 series
• B3.9 / B5.9
• ISM / QSM11
• M11
• N14 / N14 Celect
• ISC / ISCe / QSC8.3 / ISL / QSL9
• QSB4.5 / QSB6.7
• K19
• Power Generation / PowerCommand-related documentation

Tip: Always verify the exact engine model, year range, and coverage on the manual detail page.

What these manuals typically include

Depending on the document, Cummins manuals may cover:

• maintenance procedures and service intervals
• troubleshooting and diagnostic steps
• repair instructions for major systems
• torque specs, settings, and technical data (when provided)
• diagrams and parts-related information (when included)

Updated listings

This category is updated regularly as new Cummins manuals are added or existing listings are refreshed.

Pricing and sellers

Prices are set by individual sellers on the RepairLoader marketplace. Similar manuals may be listed at different prices, so comparing listings before purchase is recommended.

Reviews and previews

Some listings include buyer reviews and ratings on the manual detail page. Where available, a preview helps confirm the contents before purchasing.

Help and contact

Questions about a specific listing or an order? Please use our contact form. We’ll help directly or forward your request to the seller.

FAQ

Are these official Cummins manuals?

Listings may include OEM/manufacturer documentation or third-party manuals, depending on the seller. Check the manual detail page for the source and coverage.

What file format will I receive?

Most manuals are delivered as PDF. If another format is used (e.g., ZIP/RAR), it will be stated on the detail page.

Is a printed (physical) manual available?

No. Manuals are delivered digitally for instant download after purchase.

Download with confidence

Every download is covered by our lifetime guarantee as described in the FAQs.