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What Should Fuel Pressure Hold At In Rail?
Posted to Technical Discussion Forum on 2/28/2014 23 Replies

Customer brought in vehicle with complaint of extended crank time. I checked the fuel pressure at the shrader valve and it was zero. Turned on the fuel pump and it shot up to 65. Shut off the fuel pump and with in 3 or 4 seconds it dropped to zero.

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car Vehicle Data

2003 GMC Sierra 1500 HD SLE 6.0L

1GTGK13UX3
Engine6.0 L
Trans4-speed Automatic (Electronic)

car Vehicle Data

2003 GMC Sierra 1500 HD SLE 6.0L

1GTGK13UX3
Engine6.0 L
Trans4-speed Automatic (Electronic)