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Related GMC Questions
I have a hummer h3 I've replaced bad transfer case motor how
I have a hummer h3 I've replaced bad transfer case motor how install motor when both shaft is out of alignment … read more
Bart
Bart
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High School Diploma
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My 07 H3 Hummer will not drive in 4H (unlocked), it acts
My 07 H3 Hummer will not drive in 4H (unlocked), it acts like it's in neutral with a "whining" noise … read more
Tim\u0027s Auto Repair
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Grinding noise coming from the front end. just replaced the
grinding noise coming from the front end. just replaced the actuator. light does not stay on to show what it is in 2h 4h etc. it does seem to engage but I cannot tell if it is trying to change or not.… read more
Chris (aka-Moose)
Chris (aka-Moose)
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I have a 2001 2500 suburban with a 8.1 has push buttio. 4x4
I have a 2001 2500 suburban with a 8.1 has push buttio. 4x4 with the auto button truck is a automatic. Just bought this thing so don't have any history on it. Here is what it does while driving in 2wh… read more
Jared D
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I own a 2009 GMC Sierra 4wd 4.8L 4 speed auto. The 4wd
I own a 2009 GMC Sierra 4wd 4.8L 4 speed auto. The 4wd shifter is on the floor. Im having issues going down the road. (seems to happen more often when its hot outside) It seems that the hubs are engag… read more
Gm Tech (Cam)
Gm Tech (Cam)
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Vocational, Technical or Trade Scho
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GMC Sierra 1500 Classic SLT: , I have an 05 Sierra Z71. Adter
Hi, I have an 05 Sierra Z71. Adter this last storm I noticed that the truck wasn't going into*****as smoothly as it had before. So after washing it up and doing my inspection I pused the buttons to se… read more
Chris (aka-Moose)
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gmc sierra 2500hd: my chin brke in my transfer case(261) of
my chin brke in my transfer case(261) of my gmc sierra 2500hd 2004.it started with a grinding sound when i was going foward only on " high..when i put it in 4high..the sound was gone...now i rebuilt m… read more
Gary
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GMC Envoy Denali: I have a 2007 envoy Denali 5.3 Lt the TC
I have a 2007 envoy Denali 5.3 Lt the TC is noisy when engaged in 4w auto & 4W H (not all the time) sounds to me like the gear train is not totally engaged as there is low level whine from it. I had t… read more
Gary
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GMC K1500 Sierra 4x4: I have a 1996 gmc 1/2 ton 4x4. Four wheel
I have a 1996 gmc 1/2 ton 4x4. Four wheel drive wont engage. Push buttons on dash flash when trying to lock in. I can hear motor working on transfer case when trying to lock in. Have replaced actuator… read more
Gary
Gary
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GMC Hummer: Hi,Iam working on a 2008 Hummer H3 with a
Hi, I'am working on a 2008 Hummer H3 with a 3.7 litre engine. When you are driving it down the highway or in town inXXXXXit will suddenly just go out of gear and the engine will rev up like it is in n… read more
Gary
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GMC Jimmy 4x4 (Mid Size): 99 JIMMY 4X4 ..VACUUM ACTUATOR WORKING
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Gary
Gary
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GMC Sierra 1500 Classic SLT: I have a 2006 sierra 1500 slt.
I have a 2006 sierra 1500 slt. Lately I am having problems shifting into 4 h,i 4 auto and 4 lo when the vehicle is cold. Outside temp is below freezing. Drive for a couple of kilometers and it shifts … read more
Gary
Gary
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GMC K2500 4x4: I have a 1995 K2500 pickup (automatic / 350cid)
I have a 1995 K2500 pickup (automatic / 350cid) w/ 30k miles - low miles, but most plowing snow. It has a NP 241C transfer case that has a problem. 2H, 4H, and Neutral are fine. 4L, though changing to… read more
Gary
Gary
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GM z71: my 2006 gmc z71 just kicks out of gear in 2H while
my 2006 gmc z71 just kicks out of gear in 2H while driving and will not shift into any gear. I can put it into 4H and it works fine. I can then put it back in 2H and it will work for a short time then… read more
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GMC Sierra K3500: I have a 1999 GMC Sierra k3500 with a 6.5
I have a 1999 GMC Sierra k3500 with a 6.5 diesel. The auto transmission made a high pitch noise as I'm on the highway traveling at 60 mph. Now it still engages but jumps out of gear and it clunks when… read more
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GMC Suburban K2500 4x4: Hello, I recently got a 94 gmc suburban.
Hello, I recently got a 94 gmc suburban. I noticed that the 4x4 shifter was in neutral while driving around inXXXXX i engaged the 4x4 over the weekend in the snow (used 4L when i got stuck and 4H for … read more
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GMC H3: Cam, I had the fork replaced and didnt fix problem.
Cam, I had the fork replaced and didn't fix problem. The mechanic also replaced the solenoid on the end of the transfer case and this didn't fix the problem either. Any suggestions?… read more
Gm Tech (Cam)
Gm Tech (Cam)
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Vocational, Technical or Trade Scho
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GMC Suburban K15/K1500 4x4: I HAVE A 1998 GMC SUBURB 1500 4WD
I HAVE A 1998 GMC SUBURB 1500 4WD AUTO . IT WILL NOT ENGAGE REVERSE,IT WILL GO FORWARD. YOU DONT HEAR ANYTHING OR FEEL IT WHEN PUT I REVERSE . COULD IT BE A SOLINOID OR A MECHANICAL LINKAGE… read more
Gm Tech (Cam)
Gm Tech (Cam)
GMC Mechanic
Vocational, Technical or Trade Scho
32,422 satisfied customers
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Meet the Experts:

Gm Tech (Cam)

Gm Tech (Cam)

GMC Mechanic

32,422 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

904 satisfied customers

24 years of experience diagnosing & repairing

JFN1

JFN1

ASE Certified Technician

272 satisfied customers

GM Master Technician

Mike S.

Mike S.

ASE Certified Technician

256 satisfied customers

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

George H.

George H.

ASE MasterTechnician

233 satisfied customers

15+ Years ASE Master Technician with Level 1 Certification

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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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