P1811
#1
Retired Senior Admin
![](/images/badges/Gearhead.png)
Expert Gearhead
Thread Starter
Join Date: May 2006
Location: Sheboygan Wisconsin
Posts: 29,661
Likes: 0
Received 29 Likes
on
25 Posts
![Danthurs is a name known to all](https://www.gmforum.com/images/reputation/reputation_pos.gif)
![Danthurs is a name known to all](https://www.gmforum.com/images/reputation/reputation_pos.gif)
![Danthurs is a name known to all](https://www.gmforum.com/images/reputation/reputation_pos.gif)
![Danthurs is a name known to all](https://www.gmforum.com/images/reputation/reputation_pos.gif)
![Danthurs is a name known to all](https://www.gmforum.com/images/reputation/reputation_pos.gif)
![Danthurs is a name known to all](https://www.gmforum.com/images/reputation/reputation_highpos.gif)
![Default](https://www.gmforum.com/images/icons/icon1.gif)
P1811
Description
Maximum adapt and long shift
Symptoms
Disable shift adapts
Maximum line pressure
Causes
Description
Maximum adapt and long shift
Symptoms
Disable shift adapts
Maximum line pressure
Causes
- Failure of pressure control solenoid
- Short in wire harness
- Loss of 12v on pin E
- Worn clutch plates
- Check for 12v on pin E
- Check for Ohms on pins C-D, 3-5ohms at 68*f If out of range, replace EPC
- Check for short on wire harness
- Replace worn clutches.
Thread
Thread Starter
Forum
Replies
Last Post