| Brand | Ultrastart |
|---|---|
| Type | Bypass Module |
| Model | GM4 |
| MPN | GM4 |
Check the listing for details. 1999-2002 GM Bypass Transponder Ultrastart GM4 Remote Start & Key Programming. Condition: New. Listed at 28.95 USD. Ultrastart GM4. The Ultrastart GM4 is designed for installation of the PKG4 module on GM vehicles equipped with a transponder key system. Ultrastart GM4 Features Enables transponder bypass for remote start and key programming integration.