Removal (4.3L)

WARNING: This page is about a different car, the 2003 GMC Sonoma, 2003 GMC Jimmy, 2003 Chevrolet S10 Pickup, and 2003 Chevrolet Blazer. However, it is still accessible from the selected car via links, so may be relevant.

Remove fuel meter body assembly. See FUEL METER BODY ASSEMBLY & INJECTORS .
Remove injector retainer lock nuts and injector assembly retainer. See Fig 1. While pulling downward on injector tube, push down between injector terminals using a small tip punch until injector is removed.

Fig 1: Exploded View Of Fuel Meter Body Assembly (4.3L)

Courtesy of GENERAL MOTORS CORP.