2020 Ram 1500 Pre-Purchase Inspection Checklist
Known Issues — 2020 Ram 1500
CRITICAL
5.7L HEMI MDS lifter failure at higher mileage
CRITICAL
3.0L EcoDiesel DEF system sensor failures
MODERATE
Uconnect 8.4 infotainment freeze or reboot
MODERATE
eTorque mild hybrid system calibration faults
MODERATE
Air suspension compressor failure on optional spec
MINOR
Panoramic sunroof wind buffeting at highway speed
What to Inspect
- On 5.7 HEMI — check for MDS lifter tick at idle
- On EcoDiesel — scan DEF system for fault codes
- Test Uconnect 8.4 infotainment stability
- On eTorque — check 48V system fault codes
- Test air suspension if equipped
- Test panoramic sunroof at highway speed
Expected Maintenance Costs
| Service | Interval | Cost |
|---|---|---|
| Oil change (synthetic) | every 8,000 miles | $70-$110 |
| Transmission fluid service | every 60,000 miles | $200-$320 |
| 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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