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Tech Forum New Problem
Member Help Request
Chris VanGelder
06/22/15
2004 CHEVROLET TRAILBLAZER, blown transmission pump
this vehicle has had 2 previous transmission rebuilds, both times te pump has been blown.
5 comments open
Jessica Lopez
07/09/13
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2007 CHEVROLET AVALANCHE, flares between 2 & 3
The truck flares in 2nd & 3rd? Anybody have had a problem like this before.
6 comments closed w/fix
jason harrison
03/05/13
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2002 CHEVROLET SILVERADO 1500, no up shift after second
after rebuild transmission will not shift in to 3rd or 4th gear. It does not neutral out or slip it does not even try to shift and rpm just ke...
5 comments closed w/fix
Robert Johnson
01/17/13
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1998 CHEVROLET K1500 PICKUP, When in o/d feel sluggish
fells like in 2nd when takeing off in o/d pulled the v/b off checkeed sol all vavles are free .i failed to check pressures before pulling v/b
4 comments closed w/fix
Robert Profeta
12/10/12
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2007 CHEVROLET TAHOE, 3-2 clunk
customer says they get a bang. we drove for awhile and had a 3-2 clunk but only intermittent
3 comments closed w/fix
Bryan Braddock
06/23/11
2000 CHEVROLET S10 PICKUP, Wont shift
I am looking for the diagram for the fix for PO758. I have reviewed the fix on this site, but I cant find the diagram for the power relay syst...
6 comments open
Billy Crawford
06/18/11
2001 CHEVROLET BLAZER, No Lok-up
P1860 sets while rolling in reverse and drive. Going at even less than 10 mph. A 2004 Avalanche has just come in with the same problem. Wha...
5 comments open
Jimmy Rey
03/15/11
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2005 GMC SIERRA 1500, bench
2005 4L60E does this trans use o-ring style pump or case seal type pump bench job came in boxes with o-ring style pump case will accept case s...
2 comments closed w/fix
Keith Karel
03/01/11
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2005 GMC SIERRA 1500, Shifts 1-4
Came in shop with code P0752. We replaced both solenoids and checked wiring. Code is gone but still shifts 1-4. Scanner shows 1-2, 2-3, 3-4. ...
4 comments closed w/fix
Matt Davis
01/23/11
1996 GMC SAFARI, no shift
wont shift,
4 comments open
Gary Marks
12/06/10
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2003 GMC ENVOY, slips
car slips 2and3 scanner shows command gear2 but takes off in 1 dont know if electrical problem or its in the unit
2 comments closed w/fix
Javier Lopez
10/29/10
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2001 CHEVROLET ASTRO, rolls back on hills
only manually shifts, doesnt move in drive solenoids are not getting the command and prnd switch reads ????
4 comments closed w/fix
Anthony Defoyd
10/28/10
2006 CHEVROLET TRAILBLAZER, Stuck in 3rd gear
The P0976 2-3 shift code, P1815 and P0140 codes are still present and the P0976 code won't clear. The truck is stuck in 3rd gear. We are goi...
3 comments open
Rolando Vasquez Jr
10/06/10
2002 CHEVROLET SILVERADO 1500, no movement
pump gear breaks repeatedly.it is a bench job so i cant check pressures or any thing for that matter.what breaks 4l60e pump gears?
8 comments open
Mike Bishop
09/29/10
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1994 GMC K1500 PICKUP, can i use a pwm pump in an non pwm unit
can i use a pwm pump in an non pwm unit
3 comments closed w/fix
Art Rouse
07/30/10
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1998 GMC K1500 PICKUP, no second gear
No second gear
1 comments closed w/fix
Art Rouse
07/30/10
1998 GMC K1500 PICKUP, no second gear
No second gear
0 comments open
Jeffery Funk
07/15/10
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2003 CHEVROLET SILVERADO 1500, Harsh 1-2 at Min Throttle or Dbl shift
Harsh 1-2 at Min Throttle or Double bump shift after vehicle is hot and you drive it around 12 mph. I am posting this so it gets added to the ...
1 comments closed w/fix
Rodolfo Gonzalez
05/19/10
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2005 CADILLAC ESCALADE, no reverse
Customer brought in with no reverse , thought it was a simple fix with the shell being broken. But as always something else. I took it apart a...
1 comments closed w/fix
Mike Krosevic
05/14/10
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1993 GMC C1500 PICKUP, Harsh engagement into OD or D. Not 2 or 1
Very harsh engagement into either OD or D. Normal engagement in 2 and 1. The reverse engagement is normal. For the harsh engagement it can be ...
7 comments closed w/fix
Rodolfo Gonzalez
05/04/10
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2001 CHEVROLET SILVERADO 1500, Limp mode
LImp mode and it has multi codes 740-753-758-785-1860. From what i haveread it a ewire problem. I was needing to see how to get the power rela...
6 comments closed w/fix
Jerry Loen
04/24/10
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1999 OLDSMOBILE BRAVADA, broken case
it is a removable bell housing 4L60E. I have a case but not sure what it was out of. How interchangable are they? Thanks for any and all rep...
2 comments closed w/fix
Donald Stone
04/19/10
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2004 GMC ENVOY, Slippage
I was just wondering if anyone has been having and issues with the GM converters rebuilt by Dacco with the woven lining within the last co...
2 comments closed w/fix
Donald Irby
03/23/10
2000 CHEVROLET S10 PICKUP, lock up early
Truck is going into lock up too soon. At first thought when shifting to second. However watching the scanner the pwm % starts going up as soon...
7 comments open
Robert Profeta
03/12/10
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2002 CHEVROLET TRAILBLAZER, slipping
LOW LINE ABOUT45-55 PSI EPC AMPS ARE 1.04 IN EVERY GEAR EXCEPT 2ND IT 0.88 @ 90PSI
2 comments closed w/fix