Class B Intermediate Service Checklist

Engine & Fluid Services

Change engine oil and oil filter according to manufacturer specifications

Check and top off coolant level, inspect for leaks and contamination

Replace fuel filter and check fuel system for leaks

Inspect air filter condition and replace if necessary

Check power steering fluid level and condition

Inspect DEF (Diesel Exhaust Fluid) level and system operation

Transmission & Drivetrain

Check transmission fluid level, color, and consistency

Inspect transmission filter and replace if scheduled

Examine differential fluid levels in front and rear axles

Check CV joints, u-joints, and driveshaft components

Brake System Inspection

Check brake fluid level and replace if contaminated or scheduled

Inspect brake pads and shoes for wear thickness

Examine brake rotors and drums for scoring or damage

Test air brake system pressure and leakage rates

Test ABS system functionality and warning lights

Belts, Hoses & Wear Items

Inspect serpentine belt for cracking, fraying, or stretching

Examine all coolant hoses for bulging, cracking, or softness

Check wiper blades and washer nozzle operation

Test battery condition, terminals, and charging system

Tires & Wheels

Check tire pressure on all positions including spare

Inspect tire tread depth and even wear patterns

Check wheel lug nut torque and tightness

Safety & Emergency Systems

Test all exterior lighting including headlights, brake lights, and turn signals

Check fire extinguisher charge and first aid kit contents

Verify wheelchair lift operation (if equipped)

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Vehicle & Service Information

SAFETY & COMPLIANCE REMINDER

Service Notes & Recommendations

Service Summary

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