GM Service Manual Online
For 1990-2009 cars only

GM SPO Group Numbers

Application

GM SPO Group Number

Cargo Net Retainer Lower

15.222

Cargo Net Retainer Upper

15.222

Drain Hole Plug

12.179

Fuel Tank Filler Door

12.945

Liftgate

12.179

Liftgate Exterior Handle

12.182

Liftgate Hinge

12.184

Liftgate Latch

12.242

Liftgate Latch Striker

12.237

Liftgate Lock Cylinder

12.248

Liftgate Pullstrap

12.190

Liftgate Support Strut

12.187

Liftgate Support Strut Ball Stud

12.187

Liftgate Support Strut Bracket

12.187

Liftgate Trim Panel

12.290

Liftgate Weatherstrip

12.269

Liftgate Wedge Lower

12.237

Liftgate Wedge Upper

12.237

Liftgate Wiring Harness

13.090

Pressure Relife Valve

12.940

Rear Quarter Harness

13.090

Spare Tire

12.579