AI-generated · grounded in NHTSA data

Reliability & 5-year cost of ownership — 2021 Ic Bus Cesb

Overall rating NHTSA-grounded

Below average

Estimated 5-year repair + maintenance cost: $10,000–$15,000

The 2021 IC Bus CESB has notable issues with structural integrity and brake system faults. These are critical safety concerns that significantly impact its reliability rating, despite a low volume of owner complaints.

Most-common failures

Part Typical mileage Cost range Frequency
body structure20,000–50,000 miles$1,200–$2,500very common
brake pressure switch30,000–60,000 miles$300–$700common
engine control module50,000–80,000 miles$600–$1,500occasional

Scheduled maintenance to budget

Routine items every owner should plan for.

  • Oil and filter change
  • Brake fluid replacement
  • Coolant system check
  • Transmission service
  • Tire rotation and alignment

Warning signs to watch for

Symptoms that signal a major upcoming repair.

  • Squeaking brakes
  • Engine stalling
  • Check engine light
  • Fluid leaks
  • Seat belt issues

Generated by gpt-4o on 8/23/2026. Cost ranges are conservative estimates that account for typical regional variation.