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I need a Cat Truck expert for 2007 Freighliner HW66881 6442
I need a Cat Truck expert for 2007 Freighliner HW66881 6442 hrs 11924.8 hrs. Cat C7 Ser #WAX52843I have a truck that has had Huei pump replaced Fuel transfer pump and Injectors seals by previous shop … read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
10,344 satisfied customers
Cranks then dies. Just installed a new recon pcm. Runs a few
Cranks then dies. Just installed a new recon pcm. Runs a few seconds and dies. … read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
10,344 satisfied customers
Would like to start diagnosing a problem with my 3126 using
Would like to start diagnosing a problem with my 3126 using cat man … read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
10,344 satisfied customers
I have a cat d5n with a 3126 Huey system. Ran fine
I have a cat d5n with a 3126 Huey system. Ran fine yesterday. It will only turn over today. If you spray a little either to it it will crank but not run good… read more
catmastertech
catmastertech
Field service technician
Vocational, Technical or Trade Scho
1,325 satisfied customers
Got a 2001 gmc topkick with 3126 in it. Was running fine.
Got a 2001 gmc topkick with 3126 in it. Was running fine. Went to start long cranking. Had already run into bad inj actuation sensor couple weeks back. Fixed that. I unplugged the sensor again to test… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
10,344 satisfied customers
I have 2005 cat c7 changed the fuel filters and can't get it
Hi I have 2005 cat c7 changed the fuel filters and can't get it primed … read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
10,344 satisfied customers
I have an M1078 military cargo truck with a CAT 3126, the
I have an M1078 military cargo truck with a CAT 3126, the engine starts fine and runs for 10 to 30 seconds and then shuts down. If I can catch it while it is starting to die, I can pump the throttle a… read more
Curtis B.
Curtis B.
Technician
Associate Degree
1,947 satisfied customers
I HAVE A 2000 GMC WITH A CAT 3126, SOME DAYS IT WILL START
I HAVE A 2000 GMC WITH A CAT 3126, SOME DAYS IT WILL START AND RUN FINE THEN I WILL BE DRIVING 65 MPH AND IT DIES AS IF I TURNED THE KEY OFF. SOME TIMES IT WILL RESTART BEFORE I STOP. IF I CRANK ON IT… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
10,344 satisfied customers
2000 GMC Topkick with 3126 Cat will not start without ether.
2000 GMC Topkick with 3126 Cat will not start without ether. Seems ok once its running but if you slow down to stop it will die and will not restart without ether. Replace the fuel pressure regulator … read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
10,344 satisfied customers
Morning. Hoping Cat Man is available again. A couple of
Morning. Hoping Cat Man is available again. A couple of weeks ago you helped me with a 3126 that had oil coming out of the breather tube. Turned out to be the turbo. Put a new turbo on and the problem… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
10,344 satisfied customers
. Hoping Cat Man can help here. I have a 1999 5Ton with a
Hi. Hoping Cat Man can help here. I have a 1999 5Ton with a 3126 Cat Engine. First thing in the morning when the engine is cold, the truck starts no problem. Once the engine is warm, you shut the truc… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
10,344 satisfied customers
. Hoping Cat Man can help me here? I have a 2007 Freightliner
Hi. Hoping Cat Man can help me here? I have a 2007 Freightliner with a C-15 ACCERT Twin turbo. If the truck sits for 2-3 days it is very hard to start. Engine turns over and over, just about draining … read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
10,344 satisfied customers
2000 GMC C7500 3126 Cat. Shuts down occasionally and won't
2000 GMC C7500 3126 Cat. Shuts down occasionally and won't restart. Other days it starts and runs fine all day long. The only Data link we can find is OBD2. My Prolink IQ shows no communication. Is th… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
10,344 satisfied customers
Hello Cat Man: I have a 1999 Chevrolet C7500 with a Cat 3126
Hello Cat Man: I have a 1999 Chevrolet C7500 with a Cat 3126 engine. It just died while warmining up due to a lack of fuel. All fuel lines are clear and tight - no leaks. We have replaced the fuel shu… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
10,344 satisfied customers
06 freightliner m2 3126 cat 26ft van body. ryder spec. I believe
06 freightliner m2 3126 cat 26ft van body. ryder spec. I believe I know the answer I just want some reassurance. if you turn the lights on all the marker lights including the cab and hood will light f… read more
Curtis B.
Curtis B.
Technician
Associate Degree
1,947 satisfied customers
Caterpillar 3126/C7 Engine Issues. The following enine is in
Caterpillar 3126/C7 Engine Issues. The following enine is in the shop with failure issues. Can you advise as to perhaps why engine has continual engine issues? Here is a history of engine issues in th… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
10,344 satisfied customers
Morning Cat man. Hope you can help me with another one. 2004
Morning Cat man. Hope you can help me with another one. 2004 Cat ACCERT, #BXS09645. Barely runs. Reads cyl1 inj current high, cyl 2 inj current high, cyl 6 inj current high. Flash Code for cyl 1 is 72… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
10,344 satisfied customers
Hey Cat Man. Customer brought me a truck back in January. It
Hey Cat Man. Customer brought me a truck back in January. It is an older truck with a 3406(7FB). It had a miss and was running really bad. Long story short, pistons 1 and 2 were severly damaged. Pisto… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
10,344 satisfied customers
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cumminsdr

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Chris (aka-Moose)

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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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