Pre-purchase inspection checklist

• Paperwork

• VIN matches title and truckCheck the door, frame and title.
• Title is clearNo liens, or a lien release at sale.
• Maintenance recordsOil changes, major repairs, aftertreatment work.
• Engine reportAsk for an ECM download if possible.

• Engine and aftertreatment

• Starts clean, no heavy smoke
• No leaksOil, coolant, fuel.
• DPF, EGR and DEF systemAsk about recent cleanings and repairs; check for codes.
• Turbo and blow-byListen and look at the breather.

• Drivetrain and chassis

• Transmission shifts smoothly
• Clutch engagementSlipping or grabbing?
• FrameLook for cracks, welds and rust.
• Suspension and air bags
• Fifth wheelIf a tractor.

• Brakes, tires and cab

• Brakes and air systemBuilds pressure and holds.
• Tire tread and matching
• Lights and gaugesNo warning lights.
• HVAC and sleeperWorks as described.

• Test drive

• Drive it, loaded if possible
• Listen for knocks and vibrations
• Check gauges at speedTemperatures and pressures stay normal.

Print the checklist

• Used semi truck buying checklistWhat to check, ask for and test drive before you hand over a dollar.
• How to avoid scams when buying or selling a truckFake listings, wire fraud and escrow tricks, and how to protect yourself.
• Buying a truck from a private seller: financing, title and paperworkHow private-sale financing, title transfer and the bill of sale work.
• Day cab vs. sleeper: which truck fits your work?How to choose based on your routes, home time and budget.

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