General Motors — Intake Manifold Removal (Lower)
Repair & overhaul
From a General Motors service manual — check it applies to your exact model before use.
Procedure
- Remove upper intake manifold. Drain cooling system. Remove alternator bracket, A/C compressor and cruise control servo as necessary.
- Remove distributor cap. Mark distributor rotor and housing positions. Remove distributor. Remove electrical connectors, fuel rails and fuel injectors.
- Remove lower intake manifold bolts, lower intake manifold and gaskets.
Source: General Motors service manual. Steps and values are as documented; always cross-check against the official manual and any later revisions for your exact serial number before servicing.