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I have a 2009 Acadia fwd. I had an issue with a plugged cat
I have a 2009 Acadia fwd. I had an issue with a plugged cat and melted one of the coil plug-ins. Now I replaced the plug-in, cats are gone, replaced O2 sensors, new spark plugs, and new coils. Now I k… read more
Chris (aka-Moose)
Chris (aka-Moose)
GMC Technician
Vocational, Technical or Trade School
705 satisfied customers
120k miles, exhaust smell and rough idle. Intermittent. 2010
no. I heard there were TSB's on the issue but cant find any. Mechanic said there is oil in line when on the lift that shouldn't be there and GMC knows of the issue. Of Course GMC has no knowledge or act like thy don't want to disclos … read more
Daniel Chaidez
Daniel Chaidez
Technician
Diploma
278 satisfied customers
Problem after TCM replaced. 2008 GMC Acadia. I have it at at
I have it at at garage. The TCM failed while traveling and was told I had to replace the upper valve assembly and the TCM. Installed TCM but only park and drive work. … read more
Roy
Roy
shop foreman
Associate Degree
4,596 satisfied customers
New crankshaft sensor scan tool reads sensor sending rpm
Hi new crankshaft sensor scan tool reads sensor sending rpm signal still no start catalytic converter code set with crank code replaced both still no start … read more
Amedee
Amedee
Automotive Consultant
Vocational, Technical or Trade Scho
19,693 satisfied customers
My 2012 GMC Acadia is throwing codes. The primary is p0300.
My 2012 GMC Acadia is throwing codes. The primary is p0300. Since the codes have been reset, no check engine light, but it won't stay running. … read more
Roy
Roy
shop foreman
Associate Degree
4,596 satisfied customers
Had a whistling noise that sounded like my drive belts.
Had a whistling noise that sounded like my drive belts. After further investigation found it to be that camshaft was bad. After tearing apart of 5.3L engine, lifters were damaged along with camshaft l… read more
Chris (aka-Moose)
Chris (aka-Moose)
GMC Technician
Vocational, Technical or Trade School
705 satisfied customers
Had misfire code on cylinder 5, changed coil now it starts
Had misfire code on cylinder 5, changed coil now it starts fine for 30 seconds and then rpms drop almost dies. … read more
Chris (aka-Moose)
Chris (aka-Moose)
GMC Technician
Vocational, Technical or Trade School
705 satisfied customers
I NEED TO FIND OUT THE LOCATION OF AN 02 SENSOR. MY SCANNER
I NEED TO FIND OUT THE LOCATION OF AN 02 SENSOR. MY SCANNER SAY BANK 1 SENSOR 2, I THINK ITS ABOUT 4 SENSORS AS I CAN SEE. … read more
Pete
Pete
Automotive Diagnostic Specialist
General auto certifications
30,670 satisfied customers
My 2009 gmc acadia, Will crank but won't start. I have
Will crank but won't start. I have replace the crank position sensor and all 6 spark plugs and a new battery. … read more
Chad Farhat
Chad Farhat
Owner
Associate Degree
6,169 satisfied customers
Need help with codes P0300 and C0035. Engine has a heavy
Need help with codes P0300 and C0035. Engine has a heavy intermittent misfire and feels like a jerk on the highway. I replaced the plugs, wires and all ignition coils and the same 4 cylinders 1,4,5,7 … read more
Pete
Pete
Automotive Diagnostic Specialist
General auto certifications
30,670 satisfied customers
I have a 2011 gmc acadia cranks no start. It ran then it cut
I have a 2011 gmc acadia cranks no start. It ran then it cut off while driving now wont start I have no codes & it feels like it ran out of fuel because it will act like it wants to start then cuts of… read more
Jared D
Jared D
Shop Supervisor
Bachelor's
2,394 satisfied customers
I have a customer with a 2010 GMC Acadia. Codes have been
I have a customer with a 2010 GMC Acadia. Codes have been set for misfire on cylinders 1, 3, and 5 (essentially bank 1) and P0300 random/multiple misfire. Codes also set for P2097 (post cat fuel too r… read more
Ryan Schott
Ryan Schott
76 satisfied customers
2009 Acadia, has had service stabilitrac and traction
2009 Acadia, has had service stabilitrac and traction control for a while, now misfire in high gear when under light throttle feels like torque convertor shudder. Had p0402 code. Could cat be bad caus… read more
Dan
Dan
Automotive Technician
Vocational, Technical or Trade Scho
23,949 satisfied customers
My 2009 gmc acadia hesitates on lls and certain rpm--#4 is
My 2009 gmc acadia hesitates on hills and certain rpm--#4 is missing--new plug and coil and still doing the same thing. 51000 miles on it. Could coil wires need replaced ? It happens at faster speeds-… read more
JFN1
JFN1
ASE Certified Technician
Vocational, Technical or Trade Scho
272 satisfied customers
I have a 1999 GMC yukon 5.7 vortec. I have replaced the maf,
I have a 1999 GMC yukon 5.7 vortec. I have replaced the maf, egr, fuel filter and cleaned the intake and also replaced bank 2 sensor 2 o2 sensor and both catalytic converters. At idle i have a very sl… read more
JFN1
JFN1
ASE Certified Technician
Vocational, Technical or Trade Scho
272 satisfied customers
I have a gmc acadia SLT 2, 2009 and got stuck in a very
Hi, I have a gmc acadia SLT 2, 2009 and got stuck in a very difficult situation. After engine warms up to its optimum temperature, car would jerk and door gets locked unlocked followed by engine shut … read more
Gm Tech (Cam)
Gm Tech (Cam)
GMC Mechanic
Vocational, Technical or Trade Scho
1,837 satisfied customers
GMC Denali: I have a 2003 GMC Denali 5.7 that will not
Hi I have a 2003 GMC Denali 5.7 that will not accelerate & has a rough Idle. When you try to give it gas it falls on its face.… read more
Gm Tech (Cam)
Gm Tech (Cam)
GMC Mechanic
Vocational, Technical or Trade Scho
1,837 satisfied customers
GMC Suburban K15/K1500 4x4: my 1997 GMC Suburban 1500 4x4,
my 1997 GMC Suburban 1500 4x4, 5.7 vortex, check engine is on had it checked at my local AutoZone, show a "catalyst under threshold" what dose that mean.… read more
Ron Z.
Ron Z.
- GMC Tech -
Vocational, Technical or Trade Scho
291 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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