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Home >> GMC >> 1995 >> Forward Control 6.5 Y, Automatic >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 11 (Engine Controls - Remove/Install/Overhaul - 4.3L) >> Ignition System >> Distributor (HEI-Est System) >> Removal

Distributor (HEI-Est System): Removal

WARNING: This page is about a different variant/trim than selected.
  1. Disconnect negative battery cable. On TBI models, remove air cleaner assembly. Remove upper intake manifold assembly.
  2. On all models, disconnect electrical connectors to distributor. Remove distributor cap and move aside. Remove distributor hold-down bolt and hold-down clamp. Note position of rotor. Pull up slightly on distributor until rotor stops turning counterclockwise and again note position of rotor. Remove distributor from engine.
CAUTION: Although similar in appearance, components of HEI/EST distributors are NOT interchangeable. See Figure.