A28NET 2.8T V6
Opel · 2.8 Turbo V6 (A28NET)
2008–2017
"Insignia OPC. Same GM HFV6 turbo as Saab 2.8T. Timing chain stretch notorious (chain at rear of engine). Turbo failure. Oil consumption. Expensive to maintain. Great power but fragile long-term."
Mileage Risk Timeline
When problems typically appear — enter your mileage to see your risk zone
Known Issues 2
Timing chain stretch (rear)
▸Rattle, timing codes
Chain at rear of engine — same GM HFV6 problem as Saab. Expensive.
Αλυσίδα πίσω — ΚΡΙΣΙΜΟ. €1,500-4,000.
Turbo failure
▸Smoke, boost loss
V6 turbo system.
Turbo V6 — €800-2,000.
Models with A28NET 2.8T V6 1
Other Opel Engines
C14NZ/X14XE 1.4
1.4 NA (C14NZ/X14XE)
View details → Compare: A28NET 2.8T V6 vs C14NZ/X14XE 1.4C20XE/X20XEV 2.0
2.0 NA (C20XE/X20XEV)
View details → Compare: A28NET 2.8T V6 vs C20XE/X20XEV 2.02.0 CDTi (A20DTH)
2.0L Diesel I4
View details → Compare: A28NET 2.8T V6 vs 2.0 CDTi (A20DTH)Tuning Potential
380hp Stage 1
Frequently Asked Questions
Is the Opel A28NET 2.8T V6 reliable?
The Opel A28NET 2.8T V6 scores 62/100 with a verdict of CAUTION. It has 2 documented issues with total repair costs between €2,300 and €6,000.
What are the common problems with the A28NET 2.8T V6?
The most common issues are:
- Timing chain stretch (rear) — critical, repair cost €1,500–€4,000, 80,000 km–150,000 km
- Turbo failure — high, repair cost €800–€2,000, 80,000 km–150,000 km
What cars use the Opel A28NET 2.8T V6?
The A28NET 2.8T V6 is found in:
- Insignia (2009–2017)
How much does it cost to repair the A28NET 2.8T V6?
Total potential repair costs for all 2 known issues range from €2,300 to €6,000. The most expensive issue is typically .
What years was the A28NET 2.8T V6 produced?
The Opel A28NET 2.8T V6 was produced from 2008 to 2017. It is a 2792cc V6 petrol turbo engine.
Verdict and scores are editorial opinions based on aggregated data. Learn about our methodology. Not a substitute for professional inspection.