BMW CAS4+ Remanufactured Exchange Service | Original CAS4+ Required | Plug & Play Replacement

At Lacorte Automotive, we provide a professional mail-in CAS4+ remanufactured exchange service for BMW vehicles equipped with CAS4+ immobilizer systems. This service is intended for customers dealing with failed CAS modules, no-start conditions, or key authentication problems who need a dependable replacement solution without expensive dealership replacement costs.

You send us your original CAS4+ module, and we provide a professionally remanufactured replacement programmed using the data from your original unit for simplified installation.

How the Service Works

1. Purchase this service
2. Ship your original CAS4+ module to us
3. We transfer the required immobilizer and vehicle data
4. Your remanufactured CAS4+ replacement is prepared and bench tested
5. We ship the replacement module back ready for installation

What You Receive

• Professionally remanufactured CAS4+ module
• Data transferred from your original unit
• Bench tested replacement unit
• Simplified plug-and-play installation for supported applications
• Secure handling of immobilizer and vehicle data

Common CAS4+ Failure Symptoms

• Vehicle will not crank or start
• Key not detected
• Ignition not responding
• CAS communication faults
• Water damaged CAS module
• Intermittent starting or electrical issues

Important Information

• Your original CAS4+ module must be sent in for this service
• Include your VIN and contact information inside the package
• Previously opened or physically damaged modules may require additional inspection
• Turnaround times may vary depending on inventory availability

Supported Vehicles

Compatible with many BMW F-Series vehicles equipped with CAS4+ systems.

If you are unsure about compatibility, contact us before purchasing with your VIN and CAS4+ part number.