2020 Chevrolet Blazer Pre-Purchase Inspection Checklist
Known Issues — 2020 Chevrolet Blazer
MODERATE
9-speed transmission shudder and hesitation
MODERATE
Infotainment system connectivity and freezing issues
MODERATE
First-year quality variance — multiple TSBs
MODERATE
Carbon buildup on direct injection engines
MODERATE
AC compressor failure on some units
What to Inspect
- Feel for 9-speed transmission shudder
- Test infotainment system
- Test AC cooling
- Check 3.6L for timing chain noise
- Test all safety systems
Expected Maintenance Costs
| Service | Interval | Cost |
|---|---|---|
| Oil change (2.0L turbo) | every 7,500 miles | $60-$90 |
| Oil change (3.6L V6) | every 7,500 miles | $70-$100 |
| Transmission fluid (9-speed) | every 45,000 miles | $130-$180 |
| Spark plugs | every 60,000-100,000 miles | $100-$200 |
| Brake pads (front) | every 35,000 miles | $110-$170 |
| Cabin air filter | every 15,000 miles | $20-$35 |
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