Search Results for ‘4.7’

Please any and all advice is greatly appreciated. Well folks, after spending dozens upon of hours upgrading my suspension and rig overall, the valve spring on cylinder 2 broke, which in turn bent the intake valve and made the cylinder lose all compression. This work I did included new E3 plugs...

Does anyone know any website or place that sells performance parts for a 4.7 liter jeep grand Cherokee 2007 flex fuel?

Hi there. I went to Change the map sensor and as I was trying to remove the mounting bolts all they are doing is spinning so I broke off the old sensor and the copper rings are still attached to the bolts and I still can not get the bolts to remove they do turn but that’s all but they won’t come...

Hey, so I’m doing an 04 Jeep 4.7 swap for a buddy. He had a warped head so it sat for a while until he came across a used engine, and decided the price was right for a swap instead of fixing the old one. Doing the swap was a pain but it was done, hooked everything up and went to start it but I...

I have been trying to track down a major oil leak for 5 months without success. What is this hose that is covered with oil? Do our models have an oil cooler?

So i need some help... 99 with 183,000, starts up first thing fine drive the 15 miles to work and park it for the day, drives home just fine. Get it home, park for 10-15 min come back out to leave and it wont start, even weirder when i turn the key, al the dials stay at zero (fuel,temp,battery)...

VERY occasionally I start the Jeep and have a rough running, flooding engine. Stinky catalytic converter and all. Warm, Cold, Driven 5 minutes ago, Parked all week, doesn't matter. Will not self clear no matter how far I drive. HOWEVER, if I simply turn it off, and remove the key (may not be...

Ok. I got given a 2002 jeep grand Cherokee with the 4.7. I knew it need timing chains and tensioners so I when ahead and got that done and over with. but then when I thought everything was over with. I started it up and the noise didn't go away. I got told it may have been the lifters but there...

This only happens in the mornings not so much later on in the day . when i go out to start my jeep after 5mins of idling it seems like the wants to shut itself off so i will give it some gas from shutting off . but today when i got to work parked the jeep it died so i restarted it the jeep and...

Hello! this is my first post here, My Wj with the 4.7 has developed a quiet whistling noise at idle and VERY light throttle, it goes away after I press the pedal in beyond a quarter inch. It sounds like a vacuum leak, but my jeep has a whiny alternator and power steering pump so I cant hear the...

Hello everyone, I have a EFI, Computer related question. I have a 99 Jeep Grand Cherokee with the 4.7 V8 which...brace yourself... I'm going to turn it into a V8 motorcyle. My first real hurdle so far is streamlining all the EFI and wiring down so I can use just what I need. All I need to do...

Hey thanks for the click. I really need some help. Ive been a collision tech for the past decade so when it comes to collision i got it. But diagnosing mechanical issues my knowledge is unfortunately limited. Hoping one of you more knowledgeable people can shed some light on my problem. I've got...

So i am getting cylinder 6 misfire and burning a quart of oil every 150 miles. I performed a compression test and i have going from cylinder 1 to 6 100, 170, 175, 175, 170, 60 psi. I'm looking at a complete rebuild. This kind of sucks seeing how i only have about 78k on the motor. I performed a...

I have a very unique problem on my 06 JC 4.7 It has 120k miles and I am the 3rd owner. It has been well kept and apparently well maintained. When I start it regardless of outside temperature, it is very quiet. There is no lifter noise or anything. However, once it warms up (or after 15...

Hey everybody, I am new to the Jeep world. I just bought my first Jeep last month from a fairly reputable dealer. I test drove it and everything seemed fine. Well after purchasing I came to realize that it had the N23 recall reprogram flash contol module or something along those lines. (I am no...

Morning everyone - I seem to be in a jeep fixing mode lately. My jeep seems to like to just shut off at random times. Be driving down the road, coming up to a stop light and it's like someone just turned the key off. No shudder or anything just shut off. I have been reading on this interwebs...

Hey, everybody. I am new to this forum and the Jeep world totally. In fact I am only in the market for a Jeep Grand Cherokee. I am in the process of purchasing a 2005 4.7 Grand Cherokee (not final, dealer is awaiting arrival of the title and I have given a deposit). I was just wondering the...

This might be long winded... This is an 05 GC with a 4.7 and 88k miles Two thousand miles ago I had the local shop change out the spark plugs as part of the 90K mile service. A few weeks ago the CEL came on and I brought it back into the shop because it was popping codes 300 and 305 for...

First Post I bought this Jeep to be a fun DD that could tow my project car. It seems I might be having more fun in the Jeep. Now I have two money pits. Anyways.... A friend offered to accompany me up a muddy trail near my home (in case I got stuck) and I couldn't resist. This stock WK did...