Hard shifts

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May 21, 2026 | 08:32 PM

#11

exukpaul

Thread Starter

Joined: 05-20-2026

Posts: 7

Quote:

Originally Posted by donbrew

P0700 just means there is another P07xx code.
P0742 means the torque converter clutch is stuck on.

So what causes torque converter clutch to stick on ?
Like i said, I put a new torque converter in when i switched out trans.

May 22, 2026 | 06:43 AM

#12

Oldblue

Administrator

Joined: 10-13-2011

Posts: 40,077

From: Welland,Ont Canada

Read this thread

https://www.chevyhhr.net/forums/prob...hifting-61484/

May 22, 2026 | 08:11 AM

#13

donbrew

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Joined: 01-23-2009

Posts: 26,528

From: Fredericksburg,VA

Either wires or solenoids.

May 22, 2026 | 03:57 PM

#14

exukpaul

Thread Starter

Joined: 05-20-2026

Posts: 7

Thanks a lot guys.
Very informative. I think thats the way I'll head. I'll look into getting this side cover off and changing out all the solenoids. Thanks for the help !

May 22, 2026 | 04:21 PM

#15

Oldblue

Administrator

Joined: 10-13-2011

Posts: 40,077

From: Welland,Ont Canada

Lotsa pictures and directions in here page 3 has photos

https://www.chevyhhr.net/forums/driv...d-61313/page3/

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