AI Damage2023 Porsche redundant Cayman GT4: common problems
The maker issued 251 service bulletins for this year. Details by component below, with sources.
Key figures
- Technical service bulletins (TSB)
- 251
Components owners complain about
| Component | Owner complaints | involving a crash | Technical service bulletins (TSB) |
|---|---|---|---|
| Engine | 0 | 0 | 55 |
| Electrical system | 0 | 0 | 37 |
| Structure | 0 | 0 | 22 |
| Equipment | 0 | 0 | 20 |
| Engine and cooling | 0 | 0 | 11 |
| Powertrain | 0 | 0 | 11 |
| Fuel/propulsion system | 0 | 0 | 8 |
| Suspension | 0 | 0 | 6 |
| Visibility | 0 | 0 | 6 |
| Wheels | 0 | 0 | 5 |
| Service brakes | 0 | 0 | 4 |
| Seats | 0 | 0 | 3 |
| Steering | 0 | 0 | 3 |
| Seat belts | 0 | 0 | 2 |
What to check before buying
- Engine. Cold start, unusual noises, oil leaks and engine codes.
- Electrical system. Scan all modules, test the battery and alternator, inspect connectors near the impact zone.
- Structure. Rails, pillars, panel gaps, signs of pulling or welding.
- Engine and cooling. Radiator and fan after a frontal hit, coolant level and condition, overheating.
Manufacturer service bulletins
Bulletin titles as filed with NHTSA.
- Belt Lock Warning on Driver Side Permanently Active / No Fault Memory Entries
Delete Airbag Control Unit Fault Memory (SY 74/25)
- Allocation of Approved Engine Oils MY 2027 (13/26)
- VAS 621001A Matrix Headlamp Aimer – Automatic Shipment / Maha Installation
- Porsche Approved Collision Center – Acquiring Special Tools and Equipment
- Porsche Tester Software Update Information Software Version
- PiUS Update Information Software Version
- Porsche Tester Software Update Information Software Version
- Porsche Tester Software Update Information Software Version
- Porsche Tester Software Update Information Software Version
- Porsche Tester Software Update Information Software Version
- Parts Withdrawal - Various Parts
- Porsche Tester Software Update Information Software Version
NHTSA lists 251 bulletins for this year; the 12 newest are shown here.
Questions and answers
What are the most common problems with the 2023 Porsche redundant Cayman GT4?
There are no owner complaints in the NHTSA data for this year; the data comes from 251 manufacturer service bulletins.
How many service bulletins (TSB) were issued for the 2023 Porsche redundant Cayman GT4?
NHTSA lists 251 manufacturer service bulletins for this year. A bulletin tells dealers how to diagnose or fix a known issue; it is not a recall.
Should I buy a 2023 Porsche redundant Cayman GT4 from a US auction?
Owner complaints describe defects, not crash damage. Before bidding, check the components listed above and review the lot photos: VinWind builds a report of visible and hidden damage by VIN.
Other 2023 models
Read also
Sources: public NHTSA data (USA): service bulletins and owner complaints; YouTube: links to videos credited to their authors. Complaints are owner statements not verified by NHTSA, and describe defects rather than crash damage. Data updated 2026-11-04.