
Do you have a question about the Axxess GMOS-05 and is the answer not in the manual?
| OnStar Retention | Yes |
|---|---|
| Input Voltage | 12V DC |
| Product Type | Interface Module |
| Compatibility | General Motors vehicles |
| Functionality | Retains factory features when installing an aftermarket radio |
| Steering Wheel Control Retention | Yes |
| Amplifier Integration | Yes, retains factory amplifier (if equipped) |
| Chime Retention | Yes, retains factory warning chimes |
Lists compatible Buick, Pontiac, and Oldsmobile models and years for the interface.
Adjusts chime volume using a potentiometer on the 16-pin side of the GMOS-05.
Adjusts OnStar volume level by grounding a specific wire on the 16-pin harness.
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