| [GMCnet] Re: Issue with rough idle and stalling with electric fuel pump [message #364958 is a reply to message #364955] |
Thu, 24 June 2021 15:53   |
Keith V
Messages: 2337
Registered: March 2008
Location: Mounds View,MN
Karma:
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Ah the pump change wasn't clear in the OP.
Glad you got it fixed, I wonder what caused the pressure increase, debris in the relief valve?
________________________________
From: Tom Lins
Sent: Thursday, June 24, 2021 3:48 PM
To: gmclist@list.gmcnet.org
Subject: [GMCnet] Re: Issue with rough idle and stalling with electric fuel pump
kingd wrote on Wed, 23 June 2021 22:41
> Sounds like the pressure relief valve in the pump is stuck. This could happen while sitting over the winter. I don't have my /Carter pump handy
> but I think there is an external screw with a spring under it and the relief shuttle. See if you can find it and if the shuttle is stuck.
This Carter P4070 is a sealed unit.
--
Tom Lins
St Augustine, FL
77 GM Rear Twin, Dry Bath, 455, Aluminum Radiator Quad-Bag Suspension Solar Panel
Manuals on DVD
YOUTUBE Channel: GMC Dealer Training Tapes
http://www.bdub.net/tomlins/
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Keith Vasilakes
Mounds View. MN
75 ex Royale GMC
ask me about MicroLevel
Cell, 763-732-3419
My427v8@hotmail.com
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