Inspection Checklist
EVERY POINT. DOCUMENTED.
The 91-point mechanical inspection we run on your unit — pass / fail on every line, brake lining and pushrod stroke measured and recorded, defects written up with repair recommendations.
Printable Form
Download the two-page Mechanical Inspection Report — vehicle info, all check sections, measurements, defects found and mechanic certification.
EXTERIOR
01 · 16 pts- Head Lights (High / Low Beams)
- Turn Signal Lights (Front / Rear)
- Brake Lights
- Reverse Lights
- Marker / Clearance / Identification Lights
- DOT Reflective Tape / Conspicuity
- Wiper Blades (L / R) & Washer Sprayer
- Body & Cab Condition
- Bumpers
- Side Mirrors & Convex Mirrors
- Windshield / Windows (Cracks, Chips)
- Door Latches (Close Securely)
- Hood Latches / Hood Tilt Hardware
- Mud Flaps & Fender Condition
- Steps, Grab Handles & Catwalk
- Fuel / DEF Tank Mounting & Straps
UNDER HOOD
02 · 16 pts- Engine Oil Level & Condition
- Coolant Level / Freeze Point
- Power Steering Fluid
- Brake / Clutch Fluid
- Windshield Washer Fluid
- Transmission Fluid
- DEF Level & Quality
- Cooling System Hoses
- Heater / A/C Hoses & Connections
- Radiator Core, Cap & Charge Air Cooler
- Air Filter & Intake Piping
- Turbocharger & Charge-Air Piping
- Drive Belts & Tensioners
- Air Compressor & Air Dryer
- Alternator / Charging Output
- Battery (Terminals / Cables / Mounts)
INTERIOR & CAB
03 · 16 pts- Horn (City / Air)
- Interior Dome & Sleeper Lights
- Indicator & Warning Lights (ABS, Check Engine)
- Air Pressure Gauges & Build-Up Time
- Low Air Warning Buzzer / Light
- Gauges (Speedometer, Oil, Temp, Volts)
- Odometer / Hour Meter
- Dash Fault Codes Scanned
- Rear View / Interior Mirror
- Seat Belts & Retractors
- Doors, Locks & Window Operation
- Defroster / Heater / A/C Operation
- Emergency / Parking Brake Adjustment
- Seats, Seat Air Suspension & Covers
- Steering Wheel, Pedals, Shifter
- Fire Extinguisher (Charged & Secured)
UNDERCARRIAGE & CHASSIS
04 · 19 pts- Front Shocks / Suspension
- Rear Shocks / Suspension & Air Bags
- Leaf Springs, U-Bolts & Hangers
- Frame Rails & Crossmembers
- Sub-Frame / Body Mounts
- Differential (Condition & Leaks)
- Drive Shaft, Carrier Bearing & U-Joints
- Muffler / Exhaust / DPF & Mountings
- Steering System Components & Box
- Tie Rods / Drag Link / Kingpin Play
- CV Boots / Bushings / Ball Joints
- Axles & Wheel Seals (Leaks)
- Hub Oil Levels / Wheel Bearing Play
- Air Lines, Glad Hands & Fittings
- Fifth Wheel Plate, Lock & Play
- Landing Gear / Trailer Coupling
- Fuel System (Lines / Venting / Cap)
- PTO & Hydraulic Lines (if equipped)
- Fluid Leaks (Oil / Trans / Coolant)
TIRES & WHEELS
05 · 8 pts- Tread Depth (Steer > 4/32", Others > 2/32")
- Tire Pressure (As Rated by Mfg.)
- Tire Condition (Cuts / Bulges / Wear)
- Dual Spacing & Matching
- Rim / Wheel Condition (Cracks / Rust)
- Valve Stems & Caps
- Wheel Fasteners Torqued to Spec
- Spare Tire, Jack & Lug Wrench
ELECTRICAL & SAFETY EQUIPMENT
06 · 6 pts- 7-Way Trailer Plug & Cord
- Wiring Harness & Connector Condition
- Batteries, Cables & Hold-Downs
- Trailer Lights (All Functions)
- Warning Triangles / Flares
- First Aid Kit & Spill Kit
BRAKES
07 · 10 pts- Brake System Components (Lines / Cylinders)
- Brake Chambers & Mounting
- Slack Adjusters & S-Cam Bushings
- Pushrod Stroke Within Limits
- Drums / Rotors Condition
- Brake Linings / Pads (> 3 mm)
- Air Leak-Down Test (Static & Applied)
- Brake System Operational / Balanced
- E-Brake / Parking Brake Hold Test
- ABS System Functional
Also Recorded
MEASUREMENTS & SIGN-OFF.
Brake Lining (mm)
Front L/R and rear L/R lining thickness measured and written on the report.
Pushrod Stroke (in)
Front L/R and rear L/R stroke checked against legal limits.
Certification
Licenced mechanic name, licence #, signature, date and odometer at inspection.