2019 GMC Terrain Pre-Purchase Inspection Checklist
Known Issues — 2019 GMC Terrain
MODERATE
1.5L Turbo engine carbon buildup on intake valves
MODERATE
9-speed automatic transmission shudder or hesitation
MODERATE
1.6L Diesel EGR valve clogging
MODERATE
Infotainment system freeze
MODERATE
Oil consumption on 1.5T engine
MINOR
Rear wiper arm corrosion in northern climates
What to Inspect
- Test 1.5T for carbon buildup symptoms
- Test 9-speed transmission for shudder
- On Diesel — scan for EGR fault codes
- Test infotainment for freeze
- Check oil level after drive
- Inspect rear wiper arm for corrosion
Expected Maintenance Costs
| Service | Interval | Cost |
|---|---|---|
| Oil change (synthetic) | every 7,500 miles | $60-$90 |
| Transmission fluid service | every 45,000 miles | $180-$280 |
| Spark plugs | every 60,000 miles | $120-$200 |
| Intake valve cleaning (DI engine) | every 60,000 miles | $200-$350 |
| Brake service (pads and rotors) | every 40,000 miles | $300-$450 |
| Coolant flush | every 50,000 miles | $100-$150 |
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