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Unable to shift into gear on a 2007 GMC Envoy. No leaking
Unable to shift into gear on a 2007 GMC Envoy JA: How old is the transmission? Have you noticed any leaking? Customer: no leaking that has been noticed JA: Are you fixing your Envoy yourself? What hav… read more
HDGENE
HDGENE
Master Auto Technician
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I've got a 1994 K1500, 5.7, 4l60e. the transmission was
I've got a 1994 K1500, 5.7, 4l60e. the transmission was rebuilt has power (12v). Poor take-off ( Feels like 2nd gear), wants to shift to 4th, overdrive at 20 mph, no power to the ground in D or OD. He… read more
Gary
Gary
Senior Technician
Vocational, Technical or Trade School
1,992 satisfied customers
I have an 02 avalanche and if you take off from a dead stop
I have an 02 avalanche and if you take off from a dead stop it sometimes acts like it's in neutral and also does it if it down shifts under acceleration … read more
JOHN aka Eauto
JOHN aka Eauto
self employed
High School or GED
10,976 satisfied customers
My hummer h3 the speedometer quits and the trans stops
my hummer h3 the speedometer quits and the trans stops shifting. I replaced the speed sensor in the transfer case but still does it intermitttly.yhanks for any help … read more
Pete
Pete
Automotive Diagnostic Specialist
General auto certifications
30,665 satisfied customers
2007 GMC yukon engine vibration while coming, automatic
hello JA: Hi. What is your issue regarding? Customer: 2007 GMC yukon engine vibration while coming JA: How many miles are on the car? Is it an automatic or a manual transmission? Customer: automatic 1… read more
GM Bob
GM Bob
Automobile Technician
High School or GED
1,103 satisfied customers
2003 Envoy will start and the gear shifter won't click into
2003 Envoy will start and the gear shifter won't click into reverse or any gear … read more
Ron Z.
Ron Z.
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Vocational, Technical or Trade Scho
291 satisfied customers
Went to pick up my 2006 H3 from having a NewRockies bypass
Hi......Went to pick up my 2006 H3 from having a NewRockies bypass module put on due to the security system locking me out. Truck will not shift out of first gear.… read more
sprinkles08
sprinkles08
Technician
High School or GED
18,148 satisfied customers
Pete I had my transfer case rebuilt, when I install the TCCM
Pete I had my transfer case rebuilt, when I install the TCCM what gear should the motor be installed at 2wd, 4wd lo or neutral so the motor selects the proper gear indicator when the button is pushed.… read more
Chris (aka-Moose)
Chris (aka-Moose)
GMC Technician
Vocational, Technical or Trade School
705 satisfied customers
My gmc c4500 wont go over 25 mph, c4500 service truck 2007,
new gas pedal, throttle body, checked wires, all good … read more
GM Bob
GM Bob
Automobile Technician
High School or GED
1,103 satisfied customers
2004 GMC Yukon 4x4. 5.3l transmission went out no 3rd or
2004 GMC Yukon 4x4. 5.3l transmission went out no 3rd or reverse. had transmission completely rebuilt by a transmission shop. We installed it filled it with DEX VI. Transmission sluggish when shifting… read more
Ryan Schott
Ryan Schott
76 satisfied customers
I have a '95 3500 gmc dually (89k miles)that the trans went
I have a '95 3500 gmc dually (89k miles)that the trans went into limp mode. After doing some checking and reading I came to the conclusion it was actually my ignition switch causing this. I could un h… read more
Ron
Ron
Automotive Tech
Vocational, Technical or Trade Scho
37,746 satisfied customers
Cam, we have a 2009 Suburban Z71 with the 5.3l, 4L60E- with
we have a 2009 Suburban Z71 with the 5.3l, 4L60E- with 82K miles. in the past I had complained about the trans "hunting" for the right gear, or feeling like it was surging. During the last service vis… read more
Gary
Gary
ASE Certified Technician
18,051 satisfied customers
GM sonoma: 2000 gmc Sonoma 4.3l 2wd in limp mode, gear indicator
2000 gmc Sonoma 4.3l 2wd in limp mode, gear indicator locked In 3rd gear. p0740, p0758, p01860. shift seliniods where throwing codes, replaced ignition switch and dropped the pan tested shift selinoid… read more
Chris (aka-Moose)
Chris (aka-Moose)
GMC Technician
Vocational, Technical or Trade School
705 satisfied customers
GMC C3500 HD: 2000 GMC 3500 6.5 diesel no upshift into overdrive
2000 GMC 3500 6.5 diesel no upshift into overdrive after automatic downshift. If you shift the transmission manually into third then back into 4th it will go into 4th. If you turn off the engine and s… read more
Gary
Gary
ASE Certified Technician
18,051 satisfied customers
GMC Sierra 2500: Hi there. I have a 1995 gmc Sierra. 6.5 turbo
Hi there. I have a 1995 gmc Sierra. 6.5 turbo diesel. Automatic. It won't shift out of second. I gotta get to work and second gear won't cut. I'd appreciate a little guidance if anyone can provide. Th… read more
Mike Kelly
Mike Kelly
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Vocational, Technical or Trade Scho
2,460 satisfied customers
GMC Silverado: We just replaced the rearend of 1998 chevy
We just replaced the rearend of 1998 chevy silverado, now we are getting a viberation when driven 45 to 50 mph. Can you tell us what may be causing this? Thank you. Also checked U joint. it is fine.… read more
jmbenedict02
jmbenedict02
22 satisfied customers
02 envoyXXXXX. trans wont shift from 2nd to 3rd or
02 envoyXXXXX. trans wont shift from 2nd to 3rd or drive. changed filter and fluid on love. trand fluid is full. when i go throw the gears manualy 1,2,3,d when i shift in to 3rd it is the same as shif… read more
Gary
Gary
ASE Certified Technician
18,051 satisfied customers
GMC Sierra 1500 Classic SL: my 700r4 wont shift into 3rd or
my 700r4 wont shift into 3rd or fourth gear what could be the problem. was told trans was rebuilt. also trans feels like it goes into neutral when i let off the gas.… read more
Dave Nova
Dave Nova
GMC Technician
Associate Degree
929 satisfied customers
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Meet the Experts:

Gm Tech (Cam)

Gm Tech (Cam)

GMC Mechanic

1,837 satisfied customers

GM Grand Master Technician 2007. 14 year experience.

Gary

Gary

ASE Certified Technician

18,051 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

705 satisfied customers

16 years of experience

Ron Z.

Ron Z.

- GMC Tech -

291 satisfied customers

18+yrs experience. State Inspector & GMC Diagnostics/Repair

JFN1

JFN1

ASE Certified Technician

272 satisfied customers

GM Master Technician

Don - Mo Lurch

Don - Mo Lurch

ASE Certified Technician

234 satisfied customers

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

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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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