2021 Chevrolet Silverado 1500 Pre-Purchase Inspection Checklist
Known Issues — 2021 Chevrolet Silverado 1500
CRITICAL
Active Fuel Management (AFM) lifter failure causing valve train noise and reduced power
MODERATE
Transmission shuddering and delayed engagement, particularly in 5.3L models
MODERATE
Panoramic sunroof seal leaks causing interior water damage
MINOR
Infotainment system freezing and touchscreen unresponsiveness
MODERATE
Door latch corrosion leading to difficulty opening doors
MODERATE
Rear differential noise and potential bearing wear
What to Inspect
- Listen for valve train noise and lifter tick at cold start and under load
- Test transmission engagement, shift smoothness, and check for shuddering during acceleration
- Inspect panoramic sunroof seals and interior headliner for water stains or mold
- Verify infotainment system responsiveness and check for software glitches
- Examine door latches and hinges for corrosion and proper operation
- Test rear differential for noise during turns and acceleration
Expected Maintenance Costs
| Service | Interval | Cost |
|---|---|---|
| Oil and filter change (5.3L/6.2L) | every 10,000 miles | $45-$75 |
| Transmission fluid and filter service | every 50,000 miles | $150-$250 |
| Spark plugs replacement | every 100,000 miles | $200-$350 |
| Coolant flush | every 50,000 miles | $100-$200 |
| Brake fluid replacement | every 30,000 miles | $80-$150 |
| Differential fluid service | every 50,000 miles | $120-$200 |
| Air filter replacement | every 30,000 miles | $30-$60 |
| Cabin air filter replacement | every 15,000 miles | $25-$50 |
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