AI-generated · grounded in NHTSA data

Reliability & 5-year cost of ownership — 2015 Keystone Montana

Overall rating NHTSA-grounded

Average

Estimated 5-year repair + maintenance cost: $2,500–$4,000

The 2015 Keystone MONTANA has experienced several recalls, notably for equipment issues involving fire extinguishers, and sliding mechanism failures. Complaints are low, with minor issues in wheels and structure. This suggests a moderate reliability with expected maintenance needed to avoid significant problems.

Most-common failures

Part Typical mileage Cost range Frequency
Fire ExtinguisherNot mileage-dependent$20–$60very common
Sliding Mechanism20,000–40,000 miles$300–$600common
Entry Steps10,000–20,000 miles$150–$250occasional

Scheduled maintenance to budget

Routine items every owner should plan for.

  • Inspect roof seals yearly
  • Check brakes annually
  • Service bearings every 2 years
  • Replace fire extinguisher
  • Test propane system annually

Warning signs to watch for

Symptoms that signal a major upcoming repair.

  • Difficulty in sliding rooms
  • Entry step instability
  • Cracked or aged tires

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