VOLVO • OPT •
RE21
Category: Safety
Acoustic Vehicle Alerting System
AVAS.
Sound warning system for pedestrians at low speeds.
Want the full factory build sheet for your car?
Get a complete VehicleDataSheet (options, equipment, specs) for your VIN.
Related OPT codes
- OPT RE20 — High-voltage Safety Disconnect
- OPT RO04 — Road Sign Speed Warning
- OPT RS04 — Automatic Emergency Braking
- OPT RG10 — Trailer Stability Assist
- OPT RH04 — City Safety Cyclist
- OPT RL04 — City Safety Pedestrian
Frequently Asked Questions
What does OPT code RE21 mean?
OPT code RE21 is a factory equipment code used by VOLVO to describe a specific vehicle configuration or component.
Where can I find OPT code RE21 on my car?
This code is typically found in the vehicle’s factory build data, service documentation, or can be confirmed by decoding the VIN.
Does OPT code RE21 affect maintenance or parts?
Yes. Factory codes determine correct parts selection, software compatibility, and service procedures for your exact vehicle configuration.
How can I verify OPT code RE21 for my vehicle?
The most reliable way is to order a complete Vehicle Data Sheet decoded directly from your vehicle’s VIN.