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I have a 1997 GMC Sonoma 4.3 2wd and auto trans. I am the
Hi, I have a 1997 GMC Sonoma 4.3 2wd and auto trans. I am the original owner and I've been fighting chasing the lean bank 1 and lean bank 2 codes for years. I have checked my vacuum lines, cleaned and… read more
JOHN aka Eauto
JOHN aka Eauto
self employed
High School or GED
10,974 satisfied customers
The truck is stalling when stoping or turning corners and
the truck is stalling when stoping or turning corners and ive cleaned the throttle body replaced the mass air sensor still no fix there the dealer said that model has been know to have injectors stick… read more
Chris (aka-Moose)
Chris (aka-Moose)
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Vocational, Technical or Trade School
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I put new fuel pump in it because had evap. Leak wouldn't
I put new fuel pump in it because had evap. Leak wouldn't pass inspection. It started and I drove it . I started it again sat morning. Then went to start it sat night it cranks and it won't start … read more
Amedee
Amedee
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Vocational, Technical or Trade Scho
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Our 2001 Yukon Denali 6.0L (purchased new) now has 178,000
Our 2001 Yukon Denali 6.0L (purchased new) now has 178,000 miles and has been the best vehicle I've ever owned. We no longer use the vehicle on a daily basis – hanging on to it primarily for pulling a… read more
JOHN aka Eauto
JOHN aka Eauto
self employed
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I have a 2003 Sierra denali Quadrasteer pick up. Ran great
I have a 2003 Sierra denali Quadrasteer pick up. Ran great and had bad tranny. 165k miles. Just had tranny rebuilt last week, few days passed only put about 300 miles on it. Stepped on the gas to merg… read more
Tims Auto Repair
Tims Auto Repair
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16,617 satisfied customers
GM Yukon: 1998 GMC Yukon 5.7 4wh dr. Soft brake pedal- unable
1998 GMC Yukon 5.7 4wh dr. Soft brake pedal- unable to activate abs. Local mechanics replaced master and front and rear pads, new front rotors,surfaced rear rotors(rear drums converted to disc). Bench… read more
Chris (aka-Moose)
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GMC: I have a 92 gmc topkick with a 366 tbi it runs good up
I have a 92 gmc topkick with a 366 tbi it runs good up to 3000 rpm and then starts to cut out and back fire through the tbi like it's out of time also the overspeed light comes on in the dash it has n… read more
Tims Auto Repair
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GMC Safari: 1996 GMC Safari 4.3L, 100k miles.SYMPTOMS:-
SYMPTOMS: Van starts then stalls 5 seconds later. If I keep it revving for a minute, idling is fine and does not stall. OBD codes P0102 and P0340. WHAT I'VE DONE SO FAR: Cleaned MAF sensor... no impro… read more
Chris (aka-Moose)
Chris (aka-Moose)
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GMC seiara: I have a 2004 Gmc Z71 4x4 and theXXXXX
I have a 2004 Gmc Z71 4x4 and theXXXXXlight keeps coming on, any help.Thanks Mark. I had replaced thr 4 wheel push button control about aweek ago and replace the sensor about 3yrs ago. Any one hame?… read more
Gary
Gary
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Vocational, Technical or Trade Scho
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GM Yukon XL: Having terrible misfire problems in 2003 Yukon
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Gary
Gary
ASE Certified Technician
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GMC Envoy XUV: I have a 2004 GMC Envoy XUV with a 5.3 V8 with
I have a 2004 GMC Envoy XUV with a 5.3 V8 with approximately 108,000 miles. We have owned it for about 9 months. Ever since we have had it, the service engine light will come on periodically, and will… read more
Gary
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my 04 envoy xl lift gate wont open with key activator or door
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Amedee
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GMC K1500 4x4:Getting codes P0131 P0137 P0151 P0157
1996 GMC 5.7 automatic 4x4. Getting codes P0131 P0137 P0151 P0157 & sometimes codes P0171 P0174. Runs fine when first started for 10-15 miles then runs rough & loses power,let it set for little while … read more
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Reecekerley
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GMC Sonoma: I have a 03 GMC Sonoma S-15, 4.3L vortec, 4wd.
I have a 03 GMC Sonoma S-15, 4.3L vortec, 4wd. I have been experiencing a random multiple cylinder misfire. #3 injector replaced, tuneup w/ dist cap, rotor, plugs, wires, the 2 pre O2 sensors and MAF … read more
tripletauto
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GMC k3500: 05/05 GMC k3500 6.6 turbo diesel LLY engine I believe. Engine
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Gm Tech (Cam)
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GMC Sierra 1500 HD Pickup: Put a new battery in truck and now
Put a new battery in truck and now security will not let truck run The truck sat with no battery in it for 6 months before putting in new battery in now will not start . fires up on first crank then s… read more
Gm Tech (Cam)
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Vocational, Technical or Trade Scho
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GMC Jimmy 4x4 (Mid Size): Hi, I have a 98 GMC Jimmy. 4.3 4x4
Hi, I have a 98 GMC Jimmy. 4.3 4x4 and it has been a great lil winter car. However about every 1 in 15-20 times I try to start it, it won't fire, and I have to wait 15 minutes and then it fires right … read more
tripletauto
tripletauto
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GMC Sierra 1500 Classic SL: I still have the 1998 GMC Sierra
I still have the 1998 GMC Sierra 1500 with a 4.3L that will not start if it rains. If there is heavy morning dew it is difficult to start. Maybe as many as 15 trys. The best way to get it to start is … read more
Gary
Gary
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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

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

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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