Skylark L4-138 2.3L DOHC VIN D MFI QUAD 4 (1989)
6.
Remove the four housing to cover screws (Item 4 in Figure 1) and remove the ignition coil housing (Item 7) from the cover (Item 1).
7.
Remove the coil harness connectors (Item 5) from the coils.
8.
Refer to Figure 2, and inspect the two ignition coils for color of electrical tab. Ignition Coils with black electrical tabs are to be replaced with new
coils having yellow electrical tabs (from kit P/N 10457062). Coils with yellow electrical tabs do not require replacement. It should be rare to find a
campaign vehicle in which one or both coils already have yellow tabs.
9.
If necessary to replace one or both coils, remove the "black tab" coils(s), the contact(s), and the seal(s) from the cover (See Figure 1, Item 6 and in
View A, Items 13 & 14).