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After a new catalytic converter was replaced i get a code
After a new catalytic converter was replaced i get a code 13, 1987 454 … read more
kwiggins29059
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I just replaced the intake gaskets on my 1997 GMC Suburban
I just replaced the intake gaskets on my 1997 GMC Suburban and it is running great but now I am getting some engine codes I need to take care of. P0154 O2 circuit no activity detected Bank 2 sensor 1,… read more
jim
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Truck: 1997 GMC k1500 Z71. Do not think there is any other
Do not think there is any other model name. Just GMC K1500 Z71. Problem: 4wd has not worked since started. Just did diagnostics check by grounding pin 13 on data link connector. Result: Blinged once, they stayed off. This says that there are not recorded DTC errors. … read more
Gary
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Seems to run good but I keep getting p0137. just relaced
seems to run good but I keep getting p0137. just relaced fuel pump and fuel fi ter.I am gettinw 12 vonts to sensor.How do I check the ground … read more
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It's a gmc truck, No ford, Gmc suburban, Just check all the
It's a gmc truck JA: What is the model/year of your Ford? Customer: No ford JA: What year is your Ford? Customer: Gmc suburban JA: Are you hoping to fix this yourself? What have you tried so far? Cust… read more
tim37857
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I have a 1997 GMC Savana. It has 132000 kms on it .It has a
Hi, I have a 1997 GMC Savana. It has 132000 kms on it .It has a new crate engine (10k on it now) new plugs wires cap rotor. has new crank position sensor etc all the stuff was replaced when new engine… read more
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GMC Sierra 1500 Classic SLT: I have a 2001 gmc sierra 1500
I have a 2001 gmc sierra 1500 with a 5.3 2wd. Code po420 came on today. Bank 1. I have 338k on the truck. A live scan showed readings are close on the o2 sensors before and after bank 1 cat.Truck runs… read more
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GMC YUKON: I have a 99 GMC Yukon with a 5.7 vortec engine.
I have a 99 GMC Yukon with a 5.7 vortec engine. Put in New fuel pump (which required new wiring of female end from truck to pump) and a k&n air filter and know po175 code and check engine light comes … read more
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GMC K1500 4x4: 1997 GMC k1500 5.7 has a slight miss at idle
1997 GMC k1500 5.7 has a slight miss at idle only when warm. Checked live data and noticed map sensor reads 9 in hg at operating temp is this normal?… read more
Donald Knight
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GMC K1500: I have a 1997 GMC K1500, I just did a brake job
I have a 1997 GMC K1500, I just did a brake job on and the vehicle barely made it a mile before the car began to run rough. Check engine light came on with codes P0152, P0300, and P1380, Funny thing i… read more
Chris (aka-Moose)
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GMC Sierra 3500 Classic SLE: I have a 1997 GMC sierra 3500
I have a 1997 GMC sierra 3500 with a 454 7.4 LTR engine I have replaced o2 sensors, fuel injectors, fuel pressure regulator, complete distributor, spark plugs and it is still running real rich? bank 2… read more
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GMC K 1500 Suburban 4x4: My 1999 GMC Suburban keeps giving
My 1999 GMC Suburban keeps giving me a PO157 bank 2 sensor 2 code even after replacing with new sensor.… read more
Chris (aka-Moose)
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GMC Yukon SLT: I have a 1999 GMC Yukon SLT. The engine ran
I have a 1999 GMC Yukon SLT. The engine ran smooth with no bad noises, but it needed an intake manifold and valve cover gasket job. I performed the job very well and then proceeded to adjust the engin… read more
Gm Tech (Cam)
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GMC 1500 Series: I have a 98 GMC Serria Z-71 4WD with a 5.7L
I have a 98 GMC Serria Z-71 4WD with a 5.7L ENG. In the last two weeks my check engine light has come on. it shows the code P0141 O2 sensor Bank 1 Sensor 2. My system has two pipes off the engine two … read more
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hello i have codes p0141 p0140 and p0147 coming up on a 97 jimmy. The truck wants to cut o
hello i have codes p0141 p0140 and p0147 coming up on a 97 jimmy. The truck wants to cut out if i press down on the gas pedal hard as if I'm trying to get on an on ramp or pass a vehicle. If i continu… read more
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GMC Suburban K1500 4x4: Hesitates at hard accel Bought
Hesitates at hard accel Bought a 99 5.7 suburban. Has codes for both oxygen sensors bank one sensor 2 and bank 2 sensor 2. Cats have been removed by previous owner. Sensors are still there. Fuel pump … read more
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gmc Suburban K15/K1500 4x4: 1996 gmc suburban K1500....not
1996 gmc suburban K1500....not gettting spark testing the coil is shows good, replaced the ICM still not spark… read more
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GMC Suburban K1500 4x4: I have a 1998 GMC Suburrban. I am
I have a 1998 GMC Suburrban. I am getting a DTC Code P0140 O2 circuit No Activity detected (Bank 1 Sensor 2). After some research I thought I determined that this is the bank that runs off the drivers… read more
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Gm Tech (Cam)

Gm Tech (Cam)

GMC Mechanic

1,796 satisfied customers

GM Grand Master Technician 2007. 14 year experience.

Gary

Gary

ASE Certified Technician

1,588 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

626 satisfied customers

16 years of experience

Ron Z.

Ron Z.

- GMC Tech -

20,215 satisfied customers

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

JFN1

JFN1

ASE Certified Technician

270 satisfied customers

GM Master Technician

George H.

George H.

ASE MasterTechnician

228 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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