General Motors — FCC Filter Element Replacement (Clamp-on Canister)
Maintenance · Fuel Control Cell (FCC)
From a General Motors owner's manual covering: Carb 5.7L, MP 5.0L, MP 5.7L, MP 6.0L. Check it applies to your exact model before use.
Before you start
- Extreme caution must be exercised when servicing the fuel system. The fuel system operates under high pressure.
- Use only fuel approved O-rings (R047241) provided in RP080026 Kit.
- The mounting head O-ring grooves may be damaged by using sharp steel tools.
Procedure
- Disconnect the two-wire electrical connectors from the FCC and the Low Pressure Fuel Pump (LPFP).
- Disconnect the fuel supply line from the LPFP.
- Remove the 7/16 inch plug and drain the bowl contents into an approved container.
- Remove the canister retaining clamp.
- If equipped, remove water supply (bottom) and discharge (top) hoses from the canister; disconnect bonding wire.
- Slide the canister downward over the suspended filter element.
- Remove the fuel filter element from the suspended pump.
- Visually inspect all internal components.
- Push the new filter element (part number RP080026) over the electric fuel pump.
- Using a soft pick, remove the old O-rings from the FCC head and install new fuel-approved O-rings (R047241).
- Install and tighten the 7/16 inch plug; install the canister onto the FCC head and reinstall the retaining clamp.
Tools required
- soft pick (e.g. toothpick) Amazon
Tool links are Amazon searches (affiliate links); manufacturer special tools may only be available from a dealer.
Specs & values
- FCC SERVICE KIT#: RP080026 Amazon eBay $65.11 KuduParts $37.00 FridayParts $39.50
- O-ring part number R047241
Source: General Motors owner's 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.