| Business | Phone |
| M & M Flow Through Systems 4370 Linden Creek Pkwy, Flint 48507 | (810) 732-9890 |
| Lear Corporation 4400 S Saginaw St, Flint 48507 | (810) 760-0060 |
| Delphi Auto Diagnostic 1300 N Dort Hwy, Flint 48506 | (810) 257-8183 |
| Delphi Corp 1300 N Dort Hwy, Flint 48506 | (810) 257-6119 |
| Delphi Corp 3224 Davison Rd, Flint 48556 | (810) 257-7200 |
| Gm Powertrain 902 E Hamilton Ave, Flint 48550 | (810) 236-9562 |
| G M Service Parts Operation 6060 W Bristol Rd, Flint 48554 | (810) 635-3430 |