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lonfu's avatar
lonfu
Explorer
Mar 16, 2016

p30 stumble problems/ fuel pressure regulators

Ok, so having a problem with up towing stumble when under load. I have 98 454 "j" 26wu Itasca on the last year that chevy produced it's P30 chassis. This stumble has been a real bummer, I checked the ...
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lonfu's avatar
lonfu
Explorer
Jan 09, 2017
Update to my update!!!!!

got an engine light again. Hooked up my teck2 code reader and guess what? I have another brand new bosch O2 sensor failing, bank 2 sensor 2. So, I ordered 2 new AC Delco units and replaced both downstream sensors. All back to normal. Returned the Bosh to Autozone and they refunded me my $$$$. DANG, for both sensors even if only one was bad!!!! Guess that is why I keep getting parts from them!

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