Professional
Fits Trailblazer EXT; w/ Auto Shift Transfer Case; Transfer Case
or Trailblazer Base Model; w/ Auto Shift Transfer Case; Transfer Case; 3 Port Vacuum
89057776
BLAZER
4.3L V6
2002
Professional
Vacuum Operated; Transfer Case
89057776
2003
Professional
Vacuum Operated; Transfer Case
89057776
2004
Professional
Vacuum Operated; Transfer Case
89057776