Opel Frontera problems (2024–today)

The only engine of the Opel Frontera that we have documented, the 1.2 PureTech, has high or critical severity faults in the versions it is fitted to. Our verdict for the version it is fitted to: «With caution». Outside the engine, the Opel Frontera (2024 onwards) has accumulated preventive recalls in its first months: electric power steering wiring, brake pedal bar and bracket, front camera software and the cap on the 48 V belt alternator-starter. Each one is limited to specific build windows; as it is a very recent model, there is no data on in-use failures.

Outside the engine, the Opel Frontera (2024 onwards) has accumulated preventive recalls in its first months: electric power steering wiring, brake pedal bar and bracket, front camera software and the cap on the 48 V belt alternator-starter. Each one is limited to specific build windows; as it is a very recent model, there is no data on in-use failures. The most important documented faults are: electric power steering wiring harness damaged between two bolts on the Frontera (2025) (steering, critical severity), possible breakage of the brake pedal bar (weld) on the Frontera from June to August 2025 (brakes, critical severity), brake pedal bracket pin missing or incorrectly fitted on the Frontera from September to November 2025 (brakes, critical severity) and 48 V belt alternator-starter cap in contact with the particulate filter pipe on the Frontera: fire risk (electrical system, critical severity).^{[3][4][5][6][7]}

The most important by severity and frequency, on the engines we have documented, are: possible petrol leak in the high-pressure circuit (chain-driven generation) (1.2 PureTech, critical severity) and timing misalignment from the camshaft sprocket bolts (chain-driven generation) (1.2 PureTech, high severity).

According to our rating by year, the best is 2026 (10.0/10); the worst rated is 2025 (6.8/10). Each year's rating counts only the engines sold that year and the faults that affect those units: open each year to see what changes.

Yes: we have documented 5 campaigns for the Opel Frontera, such as KV9 campaign (KBA 16277R): electric power steering wiring harness (2026). Check with your VIN at the official service centre whether yours has been done.^[3]