Author Topic: Cadillac CTS4  (Read 2875 times)

mr.mindless

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Cadillac CTS4
« on: December 04, 2023, 11:19:44 PM »
Landed in my lap, title will be here tomorrow. Been parked for 4-6 months.

2009, AWD, 132,000.
Has some water to the interior issues, probably sunroof drains. Water in the trunk too, maybe brake light? Minor rust at fender edges. Haven’t had it in the air yet. Told it has weeping transmission lines which is why it was parked and left behind in a move. I’m sure that means some other things are crunchy too.

Needs a battery. May have some wheel bearing issues or the tires are out of balance/round but other than a rumble at 45+ it did a quick drive just fine. Brakes feel fine. Has a serpentine squeak.

Probably end up Sarah’s daily if I don’t fall in love with it. I should do the Allroad clutch so I have its peer.

Who could really love a gold caddy though?
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M

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Re: Cadillac CTS4
« Reply #1 on: December 05, 2023, 09:27:36 AM »
AWD, nice score if you can get it running good.

mr.mindless

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Re: Cadillac CTS4
« Reply #2 on: December 20, 2023, 05:17:35 PM »
trickle charge brought a battery that fits back to life. I think the one that was in it didn't come back but another that came with it did.

oil leak was an o-ring below the o-ring land on the filter cap. was at the bottom of the threads instead.

registering it tomorrow. needs a few things, but should be a good winter drivable rig to keep the truck and jeep out of the salt. will get an order going for all the belt accessory things in the fleet that need doing, that'll be a lot of things. All on this and all on the Z4, they both run 2 serpentine belts with tensioners.
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mr.mindless

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Re: Cadillac CTS4
« Reply #3 on: December 21, 2023, 08:53:39 PM »
Did 40ish miles on this today. It’s very GM: serviceable transportation, drives… fine. Why would anyone have spent like 40k on this 15 years ago? It’s not THAT quiet and smooth.


Proper tire inflation got the rumble taken care of. Computer says it’s doing 19mpg.

Driver door lock actuator is dead. That and the belt squeak is it so far, other than cleanup and water leaks. Trunk is WET.

Bet this goes for 5 before the jeep does.
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oh lord!

mr.mindless

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Cadillac CTS4
« Reply #4 on: December 24, 2023, 05:21:15 PM »
MIL popped
Code P0008 - engine position system performance bank 1

I heard something like a carrier bearing or rear diff bushing too, if I get on it.

Found maintenance paperwork from the last 20,000 miles. Couple oil changes, MAF in response to a code, three wheel bearings - fronts for rumble at speed and a rear for ABS tone ring rust, and four new tires 10k ago.

Evap and egr monitors not yet set. Clearing codes and will see if that p0008 comes back.
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mr.mindless

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Re: Cadillac CTS4
« Reply #5 on: December 24, 2023, 07:13:10 PM »
Bit of reading, and that's a timing chain issue.
I did hear a rattle at idle over the belt squeaks, reasonably confirmed. Apparently chains went early in the early 3.6. Mulling over including the 'extras' in that job of the cam phasers and oil pump. Probably worth it for the extra couple hundred bucks diving deep into it either at resale or being known good for another 100k if it stays around. god knows I never manage to get rid of anything
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mr.mindless

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Re: Cadillac CTS4
« Reply #6 on: December 30, 2023, 01:15:52 AM »
Crunchyyyy


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mr.mindless

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Re: Cadillac CTS4
« Reply #7 on: January 01, 2024, 05:42:56 AM »
Took a bit to bleed the cooling system right but I think everything is all set. Driveshaft carrier bearing was annoying, had to take apart a CV driveshaft. exhaust had definitely been dropped recently, all fresh hardware and took no effort to drop. I need to put a proper clamp on the driveshaft sometime, I didn’t have a large enough single use clamp in stock and the hose clamp I had to use can be felt at about 50mph.

No lights lit after a couple cycles and 8 miles. Hopefully I can get monitors set and get it stickered.

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oh lord!

mr.mindless

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Re: Cadillac CTS4
« Reply #8 on: January 02, 2024, 07:57:05 AM »
4 warmup cycles and still hasn't passed catalyst monitor, couple key cycles since putting 5/8 tank of fuel in it and evap hasn't set ready yet either.

no codes or pending codes though, so hopefully will be good to inspect in another couple drive cycles...
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mr.mindless

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Re: Cadillac CTS4
« Reply #9 on: January 03, 2024, 07:18:14 PM »
Round trip commute plus a lunch trip, same state. Evap and catalyst unset, no codes.
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mr.mindless

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Re: Cadillac CTS4
« Reply #10 on: January 06, 2024, 03:16:15 AM »
Catalyst finally passed. Evap not but inspection ready. No codes or pending. Should get a sticker this week. With Sarah’s starter out, it’s in commuter duty so has to wait on vw part to sit for sticker. Lame…
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mr.mindless

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Re: Cadillac CTS4
« Reply #11 on: January 09, 2024, 10:05:07 AM »
stick'd
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M4wdFab

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Re: Cadillac CTS4
« Reply #12 on: January 09, 2024, 12:40:12 PM »
nooice!

mr.mindless

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Re: Cadillac CTS4
« Reply #13 on: January 09, 2024, 01:07:19 PM »
I need to put a proper clamp on the driveshaft sometime, I didn’t have a large enough single use clamp in stock and the hose clamp I had to use can be felt at about 50mph.

Put it up in the air when I got home with it. I got some stainless clamps and tool, but it's going to be really hard to get into the space next to the bearing. I may need to make a narrower nose to put on the tool for space, hope I don't waste a bunch of bands
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mr.mindless

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Re: Cadillac CTS4
« Reply #14 on: January 09, 2024, 03:46:54 PM »
wasted one band. got it done without dropping anything. Hopefully good!
Quote from: etk300ex
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