Firebird V6-191 3.1L (1990)
![background image](/pontiac/firebird/v6-191_3.1l/Page-1529002.png)
Each afterblow module (P/N # 25533406) is shipped with an instruction sheet. It contains limited instructions for specific systems as well as a Pin/Wire
Color reference chart. The requirements for each pin are as follows:
After Module Circuit Diagrams: