GM SPO Group Numbers
WARNING: This page is about a different car, the 1999 Cadillac Catera. However, it is still accessible from the selected car via links, so may be relevant.
GM SPO Group Numbers
| Application |
GM SPO Group Number |
| Front Door Speaker |
9.665 |
| Front Side Upper (Tweeter) Speaker |
9.665 |
| Radio |
9.650 |
| Radio Antenna Amplifier |
9.649 |
| Rear Door Speaker |
9.665 |