GM Part # 11588870. Manufacture Part #: 11588870. This slides into place and holds itself there. This has many different applications for many different years of GM vehicles. You will receive 5 nuts per order.
GM Nuts Pack of 10 New (M6x1.0x10x5.7 Nut W/19×2) M6 X 1.00 11517009
Size: M6 X 1.00. These are for many different applications for many different GM vehicles. You will receive 10 nuts per order. These nuts have a built in washer that will spin freely. Other Part #: M6 X 1.00.