Vehicle Coverage: Covers the 6.6L L5P Duramax diesel engine and the 6.6L L8T V8 gasoline engine.
Interactive Online Access: Scan built-in QR codes to unlock online resources, including wiring diagrams, troubleshooting tips, and repair updates, accessible on mobile, tablet, or desktop.
Step-by-Step Repairs: Includes hundreds of DIY-friendly instructions for routine tasks (oil changes, brakes, fluids) and advanced work (engine, transmission, electrical).
Full-Color Visuals: Clear, high-resolution photographs and diagrams illustrate every step, helping users identify components and follow procedures with ease.
Save Money & Time: Avoid costly service center fees by performing maintenance yourself. This manual pays for itself with just one DIY repair.
Orders are usually processed within 1–2 business days. Standard shipping takes 3–7 business days within the U.S. Delivery times may vary depending on your location and chosen shipping option. You’ll receive a tracking number once your order has shipped.
If you're not completely satisfied with your purchase, you can return it within 14 for a full refund. Please ensure the item is unused and in its original packaging.
We accept all major credit and debit cards (Visa, MasterCard, American Express), PayPal, and Shop Pay. For some regions, additional local payment methods may also be available at checkout.
f you need to make changes or cancel your order, please contact us as soon as possible at [your support email]. We can modify or cancel the order before it has been processed or shipped. Once your order is shipped, we’re unable to make changes, but you can still request a return or exchange after delivery.
Subscribe to our emails
Be the first to know about new collections and exclusive offers.
Choosing a selection results in a full page refresh.
