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CrazyCooter

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I’ve spent my evening catching up on the CP4 fiasco all over the internet (this forum, Wrangler forum, JL forum, Jeep Garage, diesel forums, Ram forums, Reddit, that Google-spam MotorTriscuit, etc, etc. Seemingly like all things EcoDiesel it’s a bunch of conjecture with the exception of the very real stories of those unlucky enough to have their pump fail, but even those are unclear on what exactly happened to solve the problem (replacing a lemon pump with another lemon) because of all the dead ends at the hands of the dealership monkeys.

Until S.T.A.R. Lord has a procedure, they do what dealerships do; bs the customer and throw parts at it. They pulled one guys engine and replaced the reluctor ring, ignoring him and the metal shavings in his injectors. I’ve been there before, the early victim of what will eventually be a common problem on other cars. Now we have recall 2? 3? What’s next 2023s?

The “I read” “I saw” “I heard” leans towards a revised version of the same series pump. It sounds like (for what little that’s worth) anyone who’s had one fail probably got screwed into a direct replacement and those whose Jeep didn’t sit in a repair bay for 3 months and who now get the recall may go from a pump with a 3-7% failure rate to what, a new design? A CP3 that fits is a mythical creature at this point. Maybe some lucky or connected individual will find some engineering report that details the exact reason pump version CP4.x will be quantitatively better. I’ll probably call Stellantis or a dealership because OCD and because I appreciate the feeling of cool smoke gently being blown up my ass. I’ll report back anything useful.

I’m in no hurry to let the monkeys have a whack at my ride. I’m not chomping at the bit to be the first at dealership x to have Mr. “quiet quitting” do this major job for the first time following procedures written by an engineer that’s never picked up a wrench. I’m going to keep on keeping on enjoying the hell out of my lil’ diesel until real information comes to light why this recall actually solves anything, outside of appeasing NHTSA, to be worth the risk inherent in letting some votech pothead screw up my truck taking it apart, or my engine blows up. At that point, I may just send the shit up to AMW for a Hellcat swap and 42’s. One last hurrah before the slow creeping hand of electrified lameness takes me to pumpkin spice kale latte land. For now, my Jeep jimmies remain unrustled by Bosch’s zeitbombe.
LOL!

The thought of having some unhappy dealer hack only getting paid 60% of his normal rate does not instill confidence in the repair.......
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@californiajeeping

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So is this replacement actually going to fix the issue of the lifters turning 90 degrees and destructing itself on its cam lobe?

Or do we continue to pretend that is not an issue and its something like hardness of the rollers?
 

Brokenaxle

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I had my Gladiator in on Friday for a new rear axle shaft assembly because it was puking oil out, the service department printed off the recall and I believe the estimated date to start the was end of Q2 2023.
 

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Read in one article about the CP4 pumps. In Europe, there in less than 1% failure rate. In the US, there is just over a 3% failure rate. And the blame is on the difference between diesel fuels.
trash fuel. im honestly considering bio fuel at home.
 

CrazyCooter

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trash fuel. im honestly considering bio fuel at home.
That brings up another thought about fuel lubricity.......Biodiesel is better yes? Isn't most diesel in CA a bio blend?
 

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Wolf Island Diver

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trash fuel. im honestly considering bio fuel at home.
We put murica, hell yeah and bald eagle piss in our diesel fuel. Apparently zee Germans and their pumps can’t handle it. On second thought we probably put corn in it like everything else.
 

SargeDiesel

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22EcoDs

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SargeDiesel

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It depends on the state per my manual.
Gotcha.... I was getting my info from the dashboard on the Jeep/Mopar app. It says 10k and mentions nothing about replacing for the 20k service.
Jeep Gladiator 3.0L Diesel High Pressure Fuel Pump Recall Z96 Screenshot_20221024-163643_My J

Jeep Gladiator 3.0L Diesel High Pressure Fuel Pump Recall Z96 Screenshot_20221024-163701_My J
 

Rusty PW

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Gotcha.... I was getting my info from the dashboard on the Jeep/Mopar app. It says 10k and mentions nothing about replacing for the 20k service.
Screenshot_20221024-163643_My Jeep.jpg

Screenshot_20221024-163701_My Jeep.jpg
If you read in the manual. It states 20,000 miles for the fuel filter. Unless you live one one of the 5 or 6 states listed. Then it's 10,000 miles.
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