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4l80e nothing happens in reverse. never slipped, just
4l80e nothing happens in reverse. never slipped, just reverse stopped working. … read more
Eric
Eric
Retired
N/A
38,744 satisfied customers
1997 GMC Savanna 3500. Yesterday I put in reverse to check
1997 GMC Savanna 3500 . Yesterday I put in reverse to check parking brake and heard a loud pop. It had no reverse, You answered this question yesterday. I replaced the servo assembly. Reverse is worki… read more
Chris (aka-Moose)
Chris (aka-Moose)
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Vocational, Technical or Trade School
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1997 GMC Savanna 3500. Put in reverse to check parking brake
1997 GMC Savanna 3500 . Put in reverse to check parking brake and heard a loud pop. now no reverse, seems to go forward but scared to drive on road. Any ideas.… read more
Chris (aka-Moose)
Chris (aka-Moose)
GMC Technician
Vocational, Technical or Trade School
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I have a 2003 Yukon Denali. The temperature gauge in the
I have a 2003 Yukon Denali. The temperature gauge in the lower left corner of the instrument display, no longer registers a temperature. I believe this gauge is for the transmission fluid temperature?… read more
AZTechBrian
AZTechBrian
ASE Certified Technician & Shop Owner
Vocational, Technical or Trade School
732 satisfied customers
700r4 in a project. just installed with now TV cable
700r4 in a project. just installed with now TV cable adjusted properly but I get no shift into 3rd. It shifts 1 then 2 then goes to neutral until you slow enough for it to shift back down. Tranny was … read more
Gary
Gary
ASE Certified Technician
Vocational, Technical or Trade Scho
1,589 satisfied customers
GMC Jimmy: I own a 2000 GMC Jimmy SLT, 4.3L, 2WD, 4D, when
I own a 2000 GMC Jimmy SLT, 4.3L, 2WD, 4D, when accelerating there was a loud clunk and the transmission wouldn't shift until I let up on the gas. I also lost reverse gear. Do I need a new transmissio… read more
Jerry
Jerry
Service consultant
Vocational, Technical or Trade Scho
13,108 satisfied customers
gmc Yukon xl 1500: 4L60E in my Yukon XL - work fine in 1st
4L60E in my Yukon XL - work fine in 1st and 2nd if I am in "2". If in "D"rive, then 1st to 2nd works fine until I get near 2,000 rpm, then engine just revs to 4-5k (total slip, like in neutral), and i… read more
Gary
Gary
ASE Certified Technician
Vocational, Technical or Trade Scho
1,589 satisfied customers
For Jerry, Master Mechanic - GMC Suburban C1500 4x2
Jerry, Master Mechanic 1998 gmc suburban 5.7L 4l60e opt m30 shifts from 3-4 gone , drained tranny , new filter and gasket ,now shift from 3rd to 4th goes out , slow down or hit gas and it shifts into … read more
JFN1
JFN1
ASE Certified Technician
Vocational, Technical or Trade Scho
272 satisfied customers
GMC Yukon 4x4: i am missing 2nd and 4th gear in my 07 yucon
i am missing 2nd and 4th gear in my 07 yucon . shift selenoids have been replaced . how can i be sure the tranny is being told to shift correctly?… read more
Gary
Gary
ASE Certified Technician
Vocational, Technical or Trade Scho
1,589 satisfied customers
GMC Yukon: My vehicle is a 2005 GMC Yukon with a 5.3L Motor
My vehicle is a 2005 GMC Yukon with a 5.3L Motor that I had a diagnostics performed on. Recently we started to notice a delay when put in drive going from 1st to 2nd gear. The DTC codes P0522 and C029… read more
Gm Tech (Cam)
Gm Tech (Cam)
GMC Mechanic
Vocational, Technical or Trade Scho
1,968 satisfied customers
GMC gmc 2500: I have a 2000 gmc. In the mornings I have a reverse.
I have a 2000 gmc. In the mornings I have a reverse. As the truck warms up and by evening the reverse doesn't want to work. It goes forward with no problem. What can I do to fix the problem. I have ch… read more
Gary
Gary
ASE Certified Technician
Vocational, Technical or Trade Scho
1,589 satisfied customers
GMC Sierra: I recently had a new transmission installed by
I recently had a new transmission installed by a GM dealer and the transmission will slip or as they refer to it as flash from second gear to third. This condition is intermittent but now it appears t… read more
Gary
Gary
ASE Certified Technician
Vocational, Technical or Trade Scho
1,589 satisfied customers
GMC Sierra 1500 SLT: 2007 sierra5.3 L with 4 spd auto4x4wont
2007 sierra 5.3 L with 4 spd auto 4x4 wont shift by itself, have to manually up shift ... and when coming to astop in drive...have to then put it back to 1/L if i try to take off in D, it sounds like … read more
Gm Tech (Cam)
Gm Tech (Cam)
GMC Mechanic
Vocational, Technical or Trade Scho
1,968 satisfied customers
GMC: I bought a 81 gmc 3/4 ton with a 91 6.5l turbo diesel
I bought a 81 gmc 3/4 ton with a 91 6.5l turbo diesel and it goes in reverse but acts like I have a clutch pussed in and hardly moves I was told could be a solenoid problem… read more
Gary
Gary
ASE Certified Technician
Vocational, Technical or Trade Scho
1,589 satisfied customers
GMC Sierra 1500 Classic SL: have a 2000 sierra 1500 not shifting
have a 2000 sierra 1500 not shifting out of 1st gear have replaced the tps 4wd selector is working OK speedometer works OK now that tps is replaced reverse works fine has a loud clicking noise similar… read more
Gary
Gary
ASE Certified Technician
Vocational, Technical or Trade Scho
1,589 satisfied customers
GMC Suburban1500: I have a 1997 GMC Suburban 4wd. Sometime,s
I have a 1997 GMC Suburban 4wd. Sometime,s when I put it in reverse, it sounds and feels like I have hit something and sometimes it makes a whirring noise like it slipped out of gear maybe?… read more
Gary
Gary
ASE Certified Technician
Vocational, Technical or Trade Scho
1,589 satisfied customers
GMC: I HAVE A 1995 GMC PU WITH A 4L60 OD TRANS , IT QUIT SHIFTING
I HAVE A 1995 GMC PU WITH A 4L60 OD TRANS , IT QUIT SHIFTING IN 2ND AND OD , IT STILL SHIFTS AND PULLS FINE IN 1ST AND 3RD , I UNDERSTAND THE SHIFTING IS ELECTRIC IS THEIR ANYTHING I CAN DO ?… read more
Gary
Gary
ASE Certified Technician
Vocational, Technical or Trade Scho
1,589 satisfied customers
GMC 1500 Series: i was told that reverse and drive work off
i was told that reverse and drive work off the same clutches in the transmission I have revers but no forward gears what is wrong… read more
Gary
Gary
ASE Certified Technician
Vocational, Technical or Trade Scho
1,589 satisfied customers
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Meet the Experts:

Gm Tech (Cam)

Gm Tech (Cam)

GMC Mechanic

1,968 satisfied customers

GM Grand Master Technician 2007. 14 year experience.

Gary

Gary

ASE Certified Technician

1,589 satisfied customers

GCM master tech over 25 years

Dave Nova

Dave Nova

GMC Technician

929 satisfied customers

ASE Master Certification. GM World Class Certification

Chris (aka-Moose)

Chris (aka-Moose)

GMC Technician

766 satisfied customers

16 years of experience

JFN1

JFN1

ASE Certified Technician

272 satisfied customers

GM Master Technician

Don - Mo Lurch

Don - Mo Lurch

ASE Certified Technician

248 satisfied customers

GM, GMC, Chevrolet Cert., Heavy Line Mech, Race Shop Owner, Mobile Electronics

Mike S.

Mike S.

ASE Certified Technician

241 satisfied customers

GMC N.A.I.S.E. Certified Auto-Mechanic

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Disclaimer: Information in questions, answers, and other posts on this site ("Posts") comes from individual users, not JustAnswer; JustAnswer is not responsible for Posts. Posts are for general information, are not intended to substitute for informed professional advice (medical, legal, veterinary, financial, etc.), or to establish a professional-client relationship. The site and services are provided "as is" with no warranty or representations by JustAnswer regarding the qualifications of Experts. To see what credentials have been verified by a third-party service, please click on the "Verified" symbol in some Experts' profiles. JustAnswer is not intended or designed for EMERGENCY questions which should be directed immediately by telephone or in-person to qualified professionals.

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