2025 GMC Canyon Pre-Purchase Inspection Checklist
Known Issues — 2025 GMC Canyon
CRITICAL
2.7L Turbo I4 timing chain rattle on cold start
MODERATE
8-speed automatic transmission rough cold shifts
MODERATE
Carbon buildup on 2.7T direct injection long term
MINOR
Early production software calibration issues
MINOR
Wireless CarPlay connectivity
MINOR
TPMS calibration after rotation
What to Inspect
- Listen for cold-start timing chain rattle
- Test 8-speed transmission cold shift quality
- Test all infotainment functions
- Test wireless CarPlay connectivity
- Test 4WD engagement through all modes
- Confirm factory warranty is active
Expected Maintenance Costs
| Service | Interval | Cost |
|---|---|---|
| Oil change (synthetic) | every 7,500 miles | $70-$100 |
| Transmission fluid service | every 45,000 miles | $200-$300 |
| Intake valve cleaning (2.7T DI) | every 60,000 miles | $250-$400 |
| Spark plugs | every 60,000 miles | $150-$250 |
| Transfer case fluid | every 45,000 miles | $80-$120 |
| Brake service (pads and rotors) | every 45,000 miles | $350-$550 |
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