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Mistakes were made.., 2008 Escalade ESV Base 6.2L Auto 2WD

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2.8K views 9 replies 5 participants last post by  SamV82  
#1 ·
Where to begin?

I have been looking for a 2007 or newer GM full size SUV for a couple of years now. I wasn't even looking at Cadillacs. Not because they are unreliable, but because I am a DIY'er. I like to wrench on my own stuff, and Cadillac just doesn't work that way. Friends have had Cadillacs since the mid 90's and it's always the same story, breakdowns and warning lights that simply cannot be fixed without throwing a great deal of labor or parts at it. I know, I get it, lovers of Caddy's will be testifying that theirs went hundreds of thousands of miles with nothing they couldn't fix, okay. That just wasn't my friends story and now, it isn't mine either.

When this 2008 Cadillac ESV blue chip, 2WD Escalade came up for sale at a 1/3 of retail I jumped on it. It actually ran and drove. It had a slip in the transmission, 4th wasn't there, a misfire, a damaged Information Display(more on that later) and no check engine light, or so I thought, but the traction control light was on and a real bad oil leak. Quick math for parts and I thought this was a deal! l pulled the trigger.

First purchases were all new Michelins, tailgate shocks, head lights and wipers. I had a broken drivers rear door handle, passenger front lock actuator failure, and center console passenger trim piece broken off. The passenger mirror actuator energizes but does not turn the mirror. The rain sensing wiper function works flawlessly!

The instrument cluster. I had a mobile guy who repairs these things come out and take a look. He removed the cluster and immediately saw intentional damage to the display. Scanning the cluster, he found the CEL had been damaged as well. We replaced the panel with a new one. It lit up like fireworks on July 4th.

I realized this was over my head, so I paid someone else to have this headache.

1st diagnosis. Code 0174. Scan tool tells us there is a misfire on the number 2 cylinder. New spark plug wire tells us it may be the injector. It also tells us the evap cylinder has failed. Okay, not bad. I purchased new injectors, plugs and wires, replaced the evap cylinders, front and back, and did an oil change. When I fired it up, it had an extended crank issue. I cleared the codes and thought I was on my way.

The extended crank issue didn't go away. When the car was cold, it would fire right up. When I started it and shut it off a few minutes later then re-started it, it would have extended crank. If I let it sit for a few hours, it would start right up. Now I am getting an 1174 1175 fuel trim lean Bank 1 and 2 codes. Long term trim is bad, really high, short is just fine.

2nd diagnosis. O rings crushed on injectors. Map sensor not reading correctly. Oh, and it needed all new brakes. Several hundred dollars later all fixed up. I was so confident that I had a new transmission installed. Nope. Check engine light and extended crank. BTW, 2nd mechanic, 1st shop, try to keep up.

3rd diagnosis. Must be a fuel pump, or Maf sensor, probably an internal vacuum leak. New fuel pump and MAF. Transmission is bad too. Nope, extended crank and weird sound coming out of the drivers rear brake, a squeal at low speed braking. 3rd mechanic, 3rd shop(including transmission shop).

4th diagnosis. Same shop. Bad fuel pump, a Delphi, not cheap parts here. New fuel pump. No more extended crank, but check engine light on. Over half of the injectors were replaced as they leaked. When the new fuel pump was installed, the injectors were getting more pressure for longer periods of time, and they failed. Plug wires that were brand new came apart like old vacuum lines. New transmission, the first one didn't seem bad, but I got a another rebuilt one, okay.

The mistake I made was purchasing AC DELCO injectors off a popular auction site with the correct identification and a reputable dealer. The dealer refunded half of the original price, but the diagnostics and labor and Hail Mary parts lobs did not even feel that infusion. Here's a hint, purchase parts with a labor and parts guarantee. They are $178 new, each, plus labor. 8 of those and labor would be cheaper and MUCH less time consuming than what I did. And the only ones like that are from GM.

The second mistake I made was to not have a scan tool. It is the blind leading the blind without one. Good mechanics were making wild hair guesses that school kids would have stared gob smacked at and rejected.

I still have to replace the rear shocks, air compressor, maybe relay, who knows, but wow, is that expensive. Cheap stuff is out there, but fellas and fellettes, even the good stuff they are making is junk today, really. Oh yeah, and there is body work on the quarter panel and a repaint will cost a couple grand, the previous repaint is delaminating.

I am no longer at a 1/3 of retail, but I am a couple thousand over retail and upside down. In fact, it has cost me two dollars a mile to repair this since October, 2020. I wish Cadillac would have made the vehicle from whatever they made the dash analog clock out of, cuz that thing just keeps going!

I'm just going to drive it till the wheels fall off. It drives amazingly well, so comfortable. I am going to put a piece of black tape over the CEL and pretend I didn't see it.
 
#3 ·
Hey Sam, welcome to the fun! If you weren't up for a challenge, you wouldn't have waded in, right?

We are cut from the same cloth. "Can do" can fix anything, looking for a bargain, etc.

I spent $13k on my 125k mile ESV just before the plannedemic. I bought it because, after PPI'ing many others which were generally run into the ground and not taken care of... I found the best one which, whoever owned it, had taken care of the nagging typical feature issues with these trucks. New exhaust manifolds already installed, new(er) suspension all around, newer brakes, leather excellent, no real body blemishes, etc.

I still had to put a rear main seal in it. It was annoying having a minor drip drip drip. So, I bit the bullet and did it over a long weekend. New tires also and fixed the seat heater/coolers. Also sealed the hood and wheel wells to keep debris off the brand new (dealer installed prior to me) exhaust manifolds and bolts. Replaced the in-dash CD-Changer with one from Pete from here who had a spare in his quest to upgrade to the later bluetooth capable infotainment.

The thing has been error free since then and has provided 5k miles of Shepherd hauling, some fun in the snow and some beach driving. Awesome machines for sure.

Anyhow, not trying to steal your thunder! You've had a long road.. it's fun, right? Keep us updated. There's a couple build/repair threads we bump every now and then from some of the more serious owners. Love to hear what you have going on.

ALSO: Don't keep the receipts. Throw them out right away. It gets better sooner that way :ROFLMAO:
 
#5 ·
Hey Sam, welcome to the fun! If you weren't up for a challenge, you wouldn't have waded in, right?

We are cut from the same cloth. "Can do" can fix anything, looking for a bargain, etc.

I spent $13k on my 125k mile ESV just before the plannedemic.

I still had to put a rear main seal in it. It was annoying having a minor drip drip drip..

Replaced the in-dash CD-Changer with one from Pete from here who had a spare in his quest to upgrade to the later bluetooth capable infotainment.

The thing has been error free since then and has provided 5k miles of Shepherd hauling, some fun in the snow and some beach driving. Awesome machines for sure.

Anyhow, not trying to steal your thunder! You've had a long road.. it's fun, right?

ALSO: Don't keep the receipts. Throw them out right away. It gets better sooner that way :ROFLMAO:
Hey Eric, Yep, it's fun for sure, just not cheap anymore.., or even financially viable. In fact, I'd say down right obsessed if I didn't think it would land me in a rubber room. Still, I'm a sucker for the chase. I had a shop swap the transmission, they replaced the rear main and the oil sending unit, but they did not replace the oil cooler cover gasket, the one only accessible by removing the transmission. Big oil leak continued. Fortunately the trans failed and they had to remove it so the labor and parts were only a $100. I could do without that kind of help.

I'll be wrenching on this in the future, once the pocket book stops screaming and moaning. there is some kind of hacked in wiring for the 12v system, I found it when installing the rear camera. I want to upgrade the base radio too. Who is Pete and did he detail his journey to a BT system?

They are a beautiful machine.

Thanks for the welcome,
Sam
 
#4 ·
Don't give up!!
I am 37 pages into my quest to repair mine:New member and my ESV adventure.

I know how you feel, I pretty much started out the same way. I know it gets frustrating, I've been there.

A good scanner that reads everything is a must and this is the one you need: https://www.amazon.com/OBDLink-Blue...nce/dp/B07JFRFJG6/ref=sr_1_2?dchild=1&keywords=mx+scanner&qid=1631820350&sr=8-2

I was real close on getting mine completed and my mother in- law wrecked it, now I need to have the body repaired.
I know what has been done to this truck because I have done it. Front to back and thru all systems. This thing rides like a dream and cost me no where close to what I paid for my wife's 2018. I would do it again in a second because I feel like a king driving my ESV.
 
#6 ·
Don't give up!!
I am 37 pages into my quest to repair mine:New member and my ESV adventure.

I know how you feel, I pretty much started out the same way. I know it gets frustrating, I've been there.

A good scanner that reads everything is a must and this is the one you need: https://www.amazon.com/OBDLink-Blue...nce/dp/B07JFRFJG6/ref=sr_1_2?dchild=1&keywords=mx+scanner&qid=1631820350&sr=8-2

I was real close on getting mine completed and my mother in- law wrecked it.., I would do it again in a second because I feel like a king driving my ESV.
Thanks ChiefM, I'll check out your experience and the scanner. I like the idea of it connecting to the cellphone.

Sam
 
#8 ·
No, I didn't look into it, it's been in a shop for everything else lol. When I changed the brakes, I noticed the caliper sliders were heated but still had grease, so I cleaned them and regressed. The caliper collapsed and I be was able to install the new pads and rotors. I'm guessing but I think the caliper is bad. It's also the same side as the E-brake, so there might be something there.
It got really hot the first few times I drove it, then it cooled down. It probably chewed up a pad. Its annoying but it doesn't squeal until the last part of the stop, and the rotor is still good.
 
#9 ·
I also bought 8x Gm new original injectors with the correct part number last week off of eBay for $50 with part number xxxx81 which is the correct and had the same issue when I would restart after a few minutes that it would have an extended start. I was able to catch it before I went ahead and bought a new fuel pump. I put 4 of mines back that was new from AutoZone and costed $120 each and the extended start got better but was still happening a little bit. Than I changed out an ignition coil which one looked very bad. Now I am getting perfect fuel trims with my scan tool. I am guessing that the fuel injectors are fake copies because of the price
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