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2003 gmc 2500 hd 4x4 6.0 gas My speedometer is stuck at 0
2003 gmc 2500 hd 4x4 6.0 gas My speedometer is stuck at 0 and tranny shifting harsh. i have no power to the vss on the transfer case, i already replaced it with a new vss & traced the line back as far… read more
Chris (aka-Moose)
Chris (aka-Moose)
GMC Technician
Vocational, Technical or Trade School
675 satisfied customers
Changed the vss checked the grounds and changed the fuel
changed the vss checked the grounds and changed the fuel filter. still stumbles from tale off i have o2 b2s2 with a low voltage but no chk engine light with a slight exhaust leak going to fix exhaust … read more
JFN1
JFN1
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Vocational, Technical or Trade Scho
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2000 GMC SIERRA 2500 6.0l stumbles on acceleration 300000+
2000 GMC SIERRA 2500 6.0l stumbles on acceleration 300000+ MILES recently installed a new transmission no check engine light… read more
Pete
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1999 Suburban K2500 7.4L 4l80 4x4 i am getting a DTC of
1999 Suburban K2500 7.4L 4l80 4x4 i am getting a DTC of P1875, the transmission selector switch was replaced a month ago so most likely not the problem. when i turn on the engine all lights on the sel… read more
Mechanic01
Mechanic01
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I'm getting no Speedo, no shift and an abs light after
I'm getting no Speedo, no shift and an abs light after transmission/transfer case swap. Have replaced the speed sensor, no change. 2000 GMC sierra 2500 6.0 4l80e Np246… read more
tim37857
tim37857
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Thanks for contacting me back about my question. I'll go
Hi Mike, thanks for contacting me back about my question. I'll go tomorrow to the truck and check for voltage at the transfer case switch. I have voltage to the 4wd fuse. Before when I pulled the shif… read more
heavy_chevy_396
heavy_chevy_396
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I have a 2002 GMC sierra 1500 z71 5.3l engine 4l60e
I have a 2002 GMC sierra 1500 z71 5.3l engine 4l60e transmission my problem just started my speedometer stop working and the check engine abs and parking brake light come on it won't shift past second… read more
Dave Nova
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2007 gmc Savana 6 cyl. Abs light, brake light irratic
2007 gmc Savana 6 cyl. Abs light, brake light irratic speedometer. Changed speed sensor. Worked for a week changed again no problem for a week. Went to a different auto parts place changed and worked … read more
Gm Tech (Cam)
Gm Tech (Cam)
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Check Engine light came on and check and got P1875. It seems
Check Engine light came on and check for code and got P1875. It seems like it could be a few things but what is the most common?… read more
Gary
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GM Gmc: Jerry have a 2003 gmc 2500 hd 6 litre the other day
Jerry have a 2003 gmc 2500 hd 6 litre the other day was driving with the cruise and the abs lights came on and the speedo stopped working now tranny shifts different any ideas… read more
sprinkles08
sprinkles08
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I have a 2002 GMC diesel and I have changed the calipers and
I have a 2002 GMC diesel and I have changed the calipers and bled the brakes but at times it acts as though the ABS braking system in on when stopping at stop sign (a normal stop) The wheel bearings a… read more
Todd Green
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GMC C1500 Sierra 4x2: 1991 GMC Sierra 1500, 2WD, V8 350 Eng,
1991 GMC Sierra 1500, 2WD, V8 350 Eng, Automatic At 36 MPH the brake warning light comes and stays on until engine shut off. Start again and same thing happens at 36 MPH. No codes, front disk and rear… read more
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Have a 1997 GMC Sierra 1500, While driving speedometer went
Have a 1997 GMC Sierra 1500, While driving speedometer went to zero, And the ABS light came on and noticed it was not shifting into drive… read more
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Eric
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GMC 2500: I have a 98 GMC 2500 turbo diesel truck. Started
I have a 98 GMC 2500 turbo diesel truck. Started up and went down the street and it seemed like the tranny was slipping when it tried to shift.. then the speedo quit and the anit lock brake light came… read more
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GMC Sierra 1500 Classic SLE: i have a 1994 sierra sle, 5.7
i have a 1994 sierra sle, 5.7 liter, 4wd. the speedometer keeps dropping out. we have went thru 4 speed sensors, eliminated the computer, buffer, abs system and speedometer. put a new u-joint in. Stil… read more
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GMC Envoy: Im working on a 2005 GMC Envoy 4X4 that has 5 settings
I'm working on a 2005 GMC Envoy 4X4 that has 5 settings on the transfer case selector switch. 2WD, AWD, 4WD Hi, 4WD Lo, and Neutral. The 4X4 is not working at all and the Service 4WD dash light is ill… read more
Gm Tech (Cam)
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GMC Envoy SLT: I have a 2002 envoy with 4wd. I tried to activate
I have a 2002 envoy with 4wd. I tried to activate 4wd got a flshing light then went back to 2wd without activating 4wd.?? whats the problem!!… read more
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GM sereria: i got a 2005 gmc 1500 pickup and the service 4wd
i got a 2005 gmc 1500 pickup and the service 4wd is on its been on for a couple of weeks but the 4wd still worked but the other day i put it in 4wd and it would not come out so i shut the truck off an… read more
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Meet the Experts:

Gm Tech (Cam)

Gm Tech (Cam)

GMC Mechanic

1,823 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

675 satisfied customers

16 years of experience

Ron Z.

Ron Z.

- GMC Tech -

285 satisfied customers

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

JFN1

JFN1

ASE Certified Technician

272 satisfied customers

GM Master Technician

George H.

George H.

ASE MasterTechnician

230 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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