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Got a 04 diesel only firing on 4 cyl. have done alot in
got a 04 diesel only firing on 4 cyl. have done alot in cking wiring but still havent found the issue … read more
GM Tech (Cam)
GM Tech (Cam)
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Vocational, Technical or Trade Scho
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P0401c and p0403c are my current codes. 401 is EGR flow
I replaced the glow plug controller this morning and I was on my way back home and it went into limp mode... #7 injector was throwing a code so I wiggle the connector and then it runs fine … read more
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My check engine light and low fuel light comes on and the
My check engine light and low fuel light comes on and the engine dies. The fuel filter losses its prime, if I prime the filter by hand the truck will start and run. If I do this a few times the lights… read more
eric remington
eric remington
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associates degree
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EDU Fuse is blowing and the Truck won't run. 2004 Chevrolet
EDU Fuse is blowing and the Truck won't run JA: Do all the fuses have the correct amperage for the circuits they're in? Customer: Yes JA: What is the model/year of your Chevy? Customer: 2004 Chevrolet… read more
Master Auto Tech.
Master Auto Tech.
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I have a 2004 LLY. The other day engine stopped running.
I have a 2004 LLY. The other day engine stopped running. Checked for code and found U0105. Also EDU fuse was blown. Installed new fuse and fuse blew again. Checked for wire rub on alternator bracket a… read more
Tim Mohr
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My 04 silverado duramax blew the edm fuse. replaced now only
My 04 silverado duramax blew the edm fuse. replaced now only running of 4 cylinders. throwing codes p1226, 1229, 1235, 1244. also a u1800. Is the ficm bad? … read more
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2003 2500 4x4 duramax 6.6l. Misfiring on cylinders 2-4-6-8.
2003 2500 4x4 duramax 6.6l. Misfiring on cylinders 2-4-6-8. Have changed those 4 injectors, inspected wiring harness and all plug connectors. Runs fine for first 2 mins after cranking, then misfires c… read more
Daniel Wilson
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Chevrolet Silverado 2500 HD LT: My truck is throwing code U0105,
My truck is throwing code U0105, i had the FICM repaired, recieved it and only then started to throw that code, i sent it back and they said there was nothing wrong with it. Truck turns over and will … read more
Jim
Jim
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Chevrolet Silverado 3500: Hello Hal. Ivery been doing some
Hello Hal. Ivery been doing some research to try and fix my problem with my 2001 chevy 3500 duramax lb7. It cranks but want run an I get codes p0201, p0204, p0206, p0207 and p1261. Can you help?… read more
Gary
Gary
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Chevrolet 3500: p0202, p0203, p0205, p0208, p2149, and p0670.
p0202, p0203, p0205, p0208, p2149, and p0670. Replaced all connectors on affected injectors with no change. Problem is very intermittent and when it has acted up circuits ohm ok but problem is gone as… read more
Hal
Hal
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Vocational, Technical or Trade Scho
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duramax..voltage..Dealer says need new control module...limp mode
2003 Chev Duramax with p0202, p0203, p0205, p0208, p2149 code group B supply with voltage circut open. Dealer says need new control module. Truck ran fine until throwing in to limp mode (125K miles). … read more
Neal
Neal
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On my 2007 Chev. avalanche 5.3L. 2 wheel dr.The..tach
On my 2007 Chev. Avalanche 5.3L.XXXXX The (PRND123) and (DIC) green lights go off with any vibration including engine vibration. If I hit the black plastic bridge that spans between the two circular s… read more
Dave Nova
Dave Nova
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Associate Degree
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chevy: 120k..run great..speed with lots of black smoke out the exhaust
I have a 05 chevy duramax with a superchips power programmer installed. Has right at 120K on it and has run great till now. The problem Im having is lose of power at speed with lots of black smoke out… read more
Dan
Dan
Auto Technician
Associate Degree
96 Chevy: 4x4..Z71..indicator light..2high light flashes truck stays
'96 Chevy 4x4 Z71: truck will stay in 4high with indicator light always flashing. Selecting 2high light flashes truck stays in 4high then the 4high light flashes again. Same with trying 4low. Unpluggi… read more
John
John
Master A.S.E Automotive technician
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Chevrolet: kms..fuel tank..harness..injectors have pulse
Chevrolet C5500 duromax Diesel 2004---vehicle ran but afterwhile could not surpass 30 kms.,changed fuel filter,primed the fuel filter, engine ran for 20 secs.,then died--removed fuel filter primer pum… read more
Dan
Dan
Auto Technician
Associate Degree
i have an 05 chevy silverado 2500 hd with the duramax diesel.
i have an '05 chevy silverado 2500 hd with the duramax diesel. i was driving on the highway and a lot of black smoke started coming from the exhaust. i was in the middle of no where so i continued to … read more
Dan
Dan
Auto Technician
Associate Degree
2004 chevy: c1500..Duramax..engine died..the ENG-3 25 amp fuse blown
I have a 2004 Chevy C4500 with the Duramax engine. One eavning the engine died suddenly. The next day we found the "ENG-3" 25 amp fuse blown. After replacing the fuse the truck ran fine. Tonight the t… read more
Dan
Dan
Auto Technician
Associate Degree
2004 chevrolet 3500 Duramax diesel. the code P2149 comes ...
2004 chevrolet 3500 Duramax diesel. the code P2149 comes on when truck gets hot and the truck loses power, how can I fix that?… read more
ttiger79
ttiger79
Auto Mechanic
High School or GED
880 satisfied customers
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Meet the Experts:

GM Tech (Cam)

GM Tech (Cam)

Chevy Technician

15,756 satisfied customers

GM Grand Master Technician 2007. 14 years experience.

Gary

Gary

Chevy Technician

9,642 satisfied customers

15 years GM master tech

Tim&#039;s Auto Repair

Tim's Auto Repair

mechanic

8,884 satisfied customers

Have owned a repair shop for 25 yrs.

Dave Nova

Dave Nova

Chevrolet Technician

7,092 satisfied customers

ASE Master Certification. GM World Class Certification

John

John

Master A.S.E Automotive technician

4,071 satisfied customers

A.S.E MasterTechnician A1-A8 w/L1,38 years experience General Motors Master Technician

Don - Mo Lurch

Don - Mo Lurch

Auto Mech / Electronics

2,953 satisfied customers

Chevrolet Cert., Heavy Line Mech, Race Shop Owner, Mobile Electronics.

Ron Z.

Ron Z.

- Chevy Tech -

2,836 satisfied customers

18+yrs experience. State Inspector and Chevy Diagnostics

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