Buick Encore Trouble Codes, Symptoms & Recalls
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Common check engine codes on the Buick Encore
- P0420 — Catalyst System Efficiency Below Threshold (Bank 1)
- P0300 — Random/Multiple Cylinder Misfire Detected
- P0171 — System Too Lean (Bank 1)
- P0442 — Evaporative Emission System Small Leak Detected
- P0455 — Evaporative Emission System Large Leak Detected
- P0128 — Coolant Temperature Below Thermostat Regulating Temperature
- P0401 — EGR Insufficient Flow Detected
- P0440 — Evaporative Emission Control System Malfunction
- P0301 — Cylinder 1 Misfire Detected
- P0174 — System Too Lean (Bank 2)
Common Buick Encore symptoms
- Buick Encore car shaking when braking
- Buick Encore brakes squealing when stopping
- Buick Encore check engine light on
- Buick Encore car won't start
- Buick Encore car overheating
- Buick Encore car loses power when accelerating
- Buick Encore car running or idling rough
- Buick Encore white smoke from exhaust
- Buick Encore blue smoke from exhaust
- Buick Encore battery light on while driving
- Buick Encore car pulls to one side
- Buick Encore car ac not blowing cold
Maintenance & recalls
Buick Encore maintenance resources · Buick Encore NHTSA recalls & complaints