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 MANUALSGMC2011SAVANA SPECIAL 4.8 AREPAIR AND DIAGNOSIS (SINGLE PAGE)ENGINE MECHANICALFUEL SYSTEMENGINE CONTROLS AND FUEL - 4.8L, 5.3L, 6.0L - REPAIR INSTRUCTIONSREPAIR INSTRUCTIONSCOMPRESSED NATURAL GAS CONTROL MODULE REPLACEMENTINSTALLATION PROCEDURE
2011 GMC Savana Special 4.8 A
Installation Procedure
2011 GMC Savana Special 4.8 ASECTION Installation Procedure
- Install FGCM onto bracket while pulling connectors through bracket opening one by one.
- Install the 2 FGCM mounting bracket bolts and tighten to 1.5 N.m (13 lb in).
- Connect the 3 electrical connectors to the FGCM.
- Install the mid ship tank cover. Refer to Compressed Natural Gas Tank Cover Replacement - Midship Tank
- Install the negative battery cable. Refer to Battery Negative Cable Disconnection and Connection .
CAUTION:
Refer to Fastener Caution .
WARNING:
Refer to Battery Disconnect Warning .
RENDER: 1.0x
NO RELATED
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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.