Safety Warning

DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.

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HOMESERVICE MANUALSCHEVROLET2012CHEVY EXPRESS G2500, VAN PASSENGER, 4.8L ENG VIN AREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 996 (ENGINE CONTROLS AND FUEL - 4.8L, 5.3L, 6.0L, 6.2L, OR 7.0L - INTRODUCTION (2 OF 2))REPAIR INSTRUCTIONSFUEL PUMP FLOW CONTROL MODULE REPLACEMENTINSTALLATION PROCEDURE

2012 Chevrolet Chevy Express G2500, Van Passenger, 4.8L Eng VIN A

Installation Procedure

2012 Chevrolet Chevy Express G2500, Van Passenger, 4.8L Eng VIN ASECTION Installation Procedure

WARNING: This page is about a different car, the 2008 GMC Sierra, 2008 GMC Cab & Chassis Sierra, 2008 Chevrolet Silverado, and 2008 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: View Of Fuel Pump Flow Control Module

Courtesy of GENERAL MOTORS CORP.

Position the fuel pump flow control module (2) to the vehicle.
Slide the fuel pump flow control module towards the driver side of the vehicle.

NOTE: Refer to Fastener Notice .

Tighten the fuel pump flow control module bolts (1).
Tighten: Tighten the bolts to 9 N.m (80 lb in).

Fig 2: Locating Fuel Pump Flow Control Module Connector

Courtesy of GENERAL MOTORS CORP.

Connect the chassis wiring harness electrical connector (1) to the fuel pump flow control module.
Install the spare tire and wheel.
Program the fuel pump flow control module. Refer to Control Module References .

RENDER: 1.0x

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

• You smell fuel, burning insulation, or see smoke.
• Brakes feel soft, pull hard to one side, or make grinding noises.
• The engine overheats, stalls repeatedly, or misfires under load.
• You are missing required tools, torque specs, or safe lifting equipment.
• You are not confident in the next step or safety outcome.