Average Reliability

2018 Ram 1500 Pre-Purchase Inspection Checklist

4th Generation (DS) · 3.6L Pentastar V6 305hp / 5.7L HEMI V8 395hp / 3.0L EcoDiesel V6 240hp · $25,000 - $40,000

Known Issues — 2018 Ram 1500

CRITICAL

3.0L EcoDiesel EGR cooler failure and coolant loss

CRITICAL

3.0L EcoDiesel DEF system failures

MODERATE

Uconnect infotainment freezing

MODERATE

Rear axle seal leak

MODERATE

MDS lifter tick on 5.7 HEMI

MINOR

Tailgate cable fraying

What to Inspect

  • On EcoDiesel — check coolant level and EGR fault codes
  • On 5.7 HEMI — check for MDS lifter tick
  • Test Uconnect infotainment for freeze
  • Check rear axle seals
  • Inspect tailgate cables
  • Test 4WD engagement through all modes

Expected Maintenance Costs

Service Interval Cost
Oil change (synthetic) every 8,000 miles $70-$110
Transmission fluid service every 60,000 miles $200-$300
Spark plugs (HEMI) every 60,000 miles $250-$400
Rear differential fluid every 45,000 miles $100-$160
Transfer case fluid (4WD) every 60,000 miles $100-$150
DEF fluid refill (Diesel) every 8,000 miles $25-$50

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