2021 Jeep Wrangler Pre-Purchase Inspection Checklist
Known Issues — 2021 Jeep Wrangler
MODERATE
Transmission shuddering and hesitation, particularly in 2.0L EcoBoost models
MODERATE
Water leaks through door seals and window frames, especially with doors removed
MINOR
Panoramic sunroof rattling and wind noise
MODERATE
Rear axle seal leaks causing differential fluid loss
MINOR
Infotainment system freezing and touchscreen unresponsiveness
MODERATE
Premature brake pad wear and rotor warping
What to Inspect
- Test transmission for shuddering during acceleration and gear changes
- Inspect door seals, window gaskets, and weatherstripping for gaps and deterioration
- Check differential fluid level and inspect axle seals for leaks
- Test infotainment system responsiveness and software stability
- Examine brake pads for uneven wear and rotors for warping or scoring
- Verify panoramic sunroof operation and listen for rattling noises
Expected Maintenance Costs
| Service | Interval | Cost |
|---|---|---|
| Oil and filter change (3.6L V6) | every 10,000 miles | $60-$90 |
| Transmission fluid service | every 60,000 miles | $150-$250 |
| Differential fluid service | every 50,000 miles | $120-$200 |
| Brake pad replacement (front and rear) | every 30,000-50,000 miles | $300-$500 |
| Air filter replacement | every 15,000-30,000 miles | $40-$75 |
| Cabin air filter replacement | every 12,000-15,000 miles | $30-$60 |
| Spark plug replacement | every 100,000 miles | $150-$300 |
| Coolant flush and fill | every 30,000 miles | $100-$180 |
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