Above Average Reliability

2018 Ram 2500 Pre-Purchase Inspection Checklist

4th Generation (DJ) · 5.7L HEMI V8 383hp / 6.4L HEMI V8 410hp / 6.7L Cummins I6 Turbo Diesel 370hp/800lb-ft · $30,000 - $54,000

Known Issues — 2018 Ram 2500

CRITICAL

6.7L Cummins fuel injector failure

CRITICAL

6.7L Cummins DEF system sensor failures

MODERATE

6.4L HEMI oil consumption

MODERATE

Front axle U-joint wear

MODERATE

Uconnect infotainment freezing

MINOR

Tailgate step optional accessory failure

What to Inspect

  • On Cummins — check for injector knock and scan fault codes
  • On Cummins — verify DEF system
  • On 6.4L HEMI — check oil level
  • Inspect front axle U-joints
  • Test Uconnect infotainment
  • Test tailgate step if equipped

Expected Maintenance Costs

Service Interval Cost
Oil change (diesel synthetic) every 15,000 miles $150-$220
Oil change (HEMI gasoline) every 8,000 miles $80-$120
Fuel filter (Cummins) every 15,000 miles $80-$150
DEF fluid refill every 10,000 miles $30-$60
Rear differential fluid every 45,000 miles $120-$180
Transfer case fluid every 60,000 miles $100-$160
Brake service every 40,000 miles $500-$800

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