gmc Workshop Repair Guides

GMC Workshop Service and Repair Manuals

Fuel Pressure Gage Installation and Removal|Page 1429 > < Fuel Pressure Gage Installation and Removal
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1. Remove the bleed hose on the J 34730-1A from the approved container.
2. Remove the shop towel from around the fuel pressure service connection and discard into an approved container.
3. Disconnect the J 34730-1A from the fuel pressure service connection.
4. install the fuel pressure service connection cap.
5. Inspect for leaks using the following procedure:

5.1.

Turn ON the ignition, with the engine OFF for 2 seconds.

5.2.

Turn OFF the ignition for 10 seconds.

5.3.

Turn ON the ignition, with the engine OFF.

5.4.

Inspect for fuel leaks.

Fuel Pressure Gage Installation and Removal|Page 1429 > < Fuel Pressure Gage Installation and Removal