2003 Chevy 2500hd Transmission Shifting Hard

Hey guy my name is john i have a 2001 2500hd duramax and it seems to me its not shifting out of either. After the pin is worn allowing pressure blow by of transmission fluid causing hard shift condition that does not really get worse over time. 2003 duramax range shift inhibited solution.
2003 chevy 2500hd transmission shifting hard

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Here lately ive noticed that if i get the truck up to around 80mph on the interstate or something when i slow down and take off again the transmission shifts hard and earlier than it should.

2003 chevy 2500hd transmission shifting hard. I clear the codes shift goes back to normal for a few days and then problem re occurs. Do you guys think it could be the filter. Jump to latest follow 1 20 of 20 posts. Could it be some oil had gotten into some connections to cause this.

Scott 2012 chevy tahoe 2007 yukon denali 2003 corvette 50th 2002 chevy 2500hd 1969 impala 396 1955 chevy pickup 427 450hp 1969 camaro z28. I made another video showing how to replace this part. A cheap and easy fix if your 4l60e automatic trans is shifting hard or shifting late. Chevy silverado hard shift 1 2 fix.

Ive since had the problem twice. Hey guys here with a quick how to video on the infamous chevy throttle position sensor install. Transmission will drive all day long at speeds under 50 mph and never shift hard. Ive got 120000 miles and filter was last changed around 70k fluid was flushed around 100k also.

As long as im putzing around at speeds under. 2004 chevy duramax and allison transmission 3500 4x4. I took to dealer and they reprogrammed the tcm and could not reproduce the problem. This video applies to all chevygmc trucks and suvs from late 1999 to early 2007 classic body with.

How to replace your ignition switch in a 2003 2006 gmc and chevy truck and suv duration. Ive got a 2003 chevy 2500hd with a 60 and the 4l80e tranny. Once i park it for 15 minutes its back to normal and no hard shifts. 2003 2500hd duramax lb7 wallison 1000 has intermittent shift problems and has dtc codes p0700 u2104 and u2105.

Most common is a hard shift from 1st to 2nd gear. The anaheim automatic transmission expert randy bucholtz answers the question why does my transmission shift hard. Tran temp gauge does not indicate any overheating. If i drive 7 8 miles at 65 70 mph like on the interstate once i slow down and stop and start again tranny will shift hard between 1 2 and 3rd.

It only starts actin up after i get up. What to do next. Joined aug 9 2014 1 posts 18 aug 9 2014. I have an 06 2500hd 60l and lately my transmission has been shifting hard from 1st to 2nd and sometimes 2nd to 3rd.