calteg
calteg SuperDork
9/15/22 10:38 a.m.

Got a line on a cheap 2010 CTS wagon. I remember hearing rumors that the earlier generations of that motor had timing chain issues, does the GRM hivemind have any direct experience?

Pete. (l33t FS)
Pete. (l33t FS) GRM+ Memberand MegaDork
9/15/22 1:13 p.m.

They are fine, make sure it has enough of the right oil in it and change it on a regular basis.

 

If it is AWD, do not pass Go, go directly to removing the transfer case and apply a lot of moly grease to the input splines.   You know the OMG ANGLE GEAR issue with Volvos?  CTS4s have the same problem for the same reason but a lot more expensive to fix.

calteg
calteg SuperDork
9/15/22 1:44 p.m.

It's RWD, so no issue there

NickD
NickD MegaDork
9/15/22 1:49 p.m.

Like Pete said, check the oil and change it regularly. And if it does need them, those can be done in-car fairly easily. No need to drop the engine like some of the transverse applications

chandler
chandler UltimaDork
9/15/22 2:14 p.m.

Is this info the same for an xt6? Think that's what my wife is wanting.

iansane
iansane GRM+ Memberand Dork
9/15/22 3:30 p.m.

Add two turbos and it's certainly fun.

NickD
NickD MegaDork
9/15/22 3:55 p.m.
chandler said:

Is this info the same for an xt6? Think that's what my wife is wanting.

An XT6 is a completely different platform with a transverse engine, and the new 3.6L is a much more complex beast, with cylinder deactivation. It's just a tarted-up Chevy Traverse with a bunch of added junk to go wrong. My suggestion, save the cash and buy a Traverse. Modern Cadillacs are absolute piles of E36 M3, I know, I work on them. Every GM dealer around us sold out their Cadillac franchises because they don't want to put up with them anymore

Dead_Sled
Dead_Sled HalfDork
9/15/22 4:34 p.m.
Pete. (l33t FS) said:

If it is AWD, do not pass Go, go directly to removing the transfer case and apply a lot of moly grease to the input splines.   You know the OMG ANGLE GEAR issue with Volvos?  CTS4s have the same problem for the same reason but a lot more expensive to fix.

I assume this applies to an AWD 3.0 car as well?  MIL has one, maybe 70k miles.

Off to do some reading

Gearheadotaku (Forum Supporter)
Gearheadotaku (Forum Supporter) GRM+ Memberand UltimaDork
9/15/22 4:45 p.m.

I thought the 2012+ motor had all the "fixes" while the previous were the troubled ones.

Pete. (l33t FS)
Pete. (l33t FS) GRM+ Memberand MegaDork
9/15/22 5:37 p.m.
Dead_Sled said:
Pete. (l33t FS) said:

If it is AWD, do not pass Go, go directly to removing the transfer case and apply a lot of moly grease to the input splines.   You know the OMG ANGLE GEAR issue with Volvos?  CTS4s have the same problem for the same reason but a lot more expensive to fix.

I assume this applies to an AWD 3.0 car as well?  MIL has one, maybe 70k miles.

Off to do some reading

If it's longitudinal, the transfer case is sealed and the transmission is sealed and the splined connection between the two is "dry" and semi-exposed to the elements, so it frets unlubricated and rusts and wears the splines out.  In a Volvo this leaves you with front wheel drive.  In a Caddy it leaves you with nothing but neutrals.

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