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Picked up a GMC 7500 with a C7 CAT VIN# KAL77538, they did
picked up a GMC 7500 with a C7 CAT VIN# ***** they did one piston and liner, re ringed the other 5 and put used injectors in... truck smokes whitish grey, smells like diesel to the point it burns your… read more
Cat Man
Cat Man
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Vocational, Technical or Trade Scho
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Can I get some help? The School District I am with, have
Greetings, Can I get some help? The School District I am with, have been offered an opportunity to purchase two school buses. We are a very poor district. Bus 1: 2003-2004 Blue Bird, 106,000 miles, C-… read more
Cat Man
Cat Man
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05 cat c7 in a ford f650 no start have some troubleshooting
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I have a Volvo vnl670 that just blows warm or room temp air.
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Wayne
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I have a 2007 Freightliner M2 with a Cat C7. I purchased a
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Daniel Wilson
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Have a 60series 12.7 detroit suddenly has a knocking noise
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roy
roy
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What is the proceedure for replacing air brake compressor on
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Wayne
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If my heui pump on my cat c7 has a light paste of metal
If my heui pump on my cat c7 has a light paste of metal shavings is it absolutely necessary to replace all 6 injectors along with heui pump … read more
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Having oil blow by on a 3406e cat engine, serial # is
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Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
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Cat c7 .new inj harness.#2 cyl miss at idle.replaced
cat c7 .new inj harness.#2 cyl miss at idle.replaced inj.also white smoke comes and goes … read more
Cat Man
Cat Man
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My 2007 Topkick will not blow any heat. The blower is
My 2007 Topkick will not blow any heat. The blower is working but simply dose not have any air flow … read more
Wayne
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C7 use to hold 37.5 psi but just recently dropped to 25 psi.
C7 use to hold 37.5 psi but just recently dropped to 25 psi. Just replaced barrings and still only holding 26-27psi at operating temp... … read more
Daniel Wilson
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2007 isx cummins that is blowing black smoke and running up
2007 isx cummins that is blowing black smoke and running up rpms till stop engine shuts it down and then repeats itself,, overfueling big time.. … read more
Andy3221
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I have a CAT 3054C which I understand is a Perkins 3054c with
I have a CAT 3054C which I understand is a Perkins 3054c with cat badges. It has a bosch fuel pump on it. On of the orings on the injection pump was leaking, I set the motor to TDC (or what I believe … read more
catmastertech
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Weve got a 3406b here, serial #3zj2222, the customer brought
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Cat Man
Cat Man
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Cat C7 engine just started blowing copious amounts of oil
Cat C7 engine just started blowing copious amounts of oil out of the blowby tube. The engine was rebuilt 300+ hours ago and has had no problems. The engine also does not appear to be running poorly as… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
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Cat Man! I need some help once again. 2007 Freighliner M2
Cat Man! I need some help once again. 2007 Freighliner M2 CAT C7 300hp, WAX48686 All fluids full. No check engine light. 2 nights ago it died while driving, and would not restart. I had it towed to th… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
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2007 c7 330 hp runs fine however after sitting for 48 hours
2007 c7 330 hp runs fine, however, after sitting for 48 hours and i do a cold start it misses and blows white smoke for 10-15 secs. No codes, replaced fuel filters, installed FASS fuel system , replac… read more
Cat Man
Cat Man
Cat Engine Expert
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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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