Technical Service Bulletin GCUS-3-424 — 2016 BUICK ENCLAVE
EQUIPMENT
Bulletin Details
| TSB ID | GCUS-3-424 |
| Manufacturer | |
| Vehicle | 2016 BUICK ENCLAVE |
| Component | EQUIPMENT |
| Communication Date |
Bulletin Summary
15663A - SERVICE UPDATE (REVISED SPECIAL REPAIR TOOL ADDED). RELOCATE A WIRE CIRCUIT WITHIN THE ONSTAR CONNECTOR. THESE VEHICLES LACK A GROUND IN THE MICROPHONE RETURN PATH, WHICH RESULTS IN THE VOICE RECOGNITION BECOMING INOPERABLE WHEN THE VEHICLE IS IN RETAINED ACCESSORY (RAP) OR ACCESSORY POWER MODE. IN ADDITION, THE HANDS-FREE VOICE QUALITY CAN BE DEGRADED. THE ONSTAR FUNCTIONS ARE NOT IMPACTED BY THIS CONDITION.
About Technical Service Bulletins
A Technical Service Bulletin (TSB) is a document issued by a vehicle manufacturer to its dealers, describing a known issue with a specific vehicle or set of vehicles and the recommended procedure to fix it. Unlike recalls, TSBs are not mandatory and are typically only performed if an owner reports the related issue. However, TSBs can be an indicator of common problems with a vehicle.