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Nich. I have a sterling 2007. With the cat c7. Crank but no
Goodmorning Nich. I have a sterling 2007. With the cat c7. Crank but no start. My desired injection actuation pressure is 1449psi . My injection pressure is staying right at 271.1psi. I'm thinking it … read more
Nich1019
Nich1019
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Vocational, Technical or Trade School
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Either? Can't find serial number on engine it's a c 7 crams
Can't find serial number on engine it's a c 7 crams won't start and no dash lights … read more
Nich1019
Nich1019
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Vocational, Technical or Trade School
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I jave a could codes pop up can you help? Wax77755 Cat c7. I
I swapped the iap sensor works better but still not fixing it entirely … read more
Gary A.
Gary A.
Associates in Diesel Technology and Business Management
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Cat C7 in Thomas rear engine school bus Was running with a
Cat C7 in Thomas rear engine school bus Was running with a miss and very low take off power. Did cylinder cut out test. Injectors all read in low 30s except for cylinder 2 which read 24 I have an iden… read more
Curtis B.
Curtis B.
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Associate Degree
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My 08 cat c7 has a spn157 fmi17 code and am wondering how to
My 08 cat c7 has a spn157 fmi17 code and am wondering how to procede from there. … read more
Wayne
Wayne
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We have a cat c7 school bus. Engine will spin but won't
We have a cat c7 school bus. Engine will spin but won't start, we have replaced the fuel filter but still I'll have no luck. … read more
Cat Man
Cat Man
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Vocational, Technical or Trade Scho
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Gm I have a 04 GMC c7500 7.2 Diesel engine cranks but will
Gm I have a 04 GMC c7500 7.2 Diesel engine cranks but will not start, I replaced the Heui pump, and no fuel coming … read more
Cat Man
Cat Man
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Vocational, Technical or Trade Scho
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I have a 2006 front engine all American. C7 cat engine. When
I have a 2006 front engine all American. C7 cat engine. When I release the parking brakes the brakes release and vehicle will roll. The parking brake light never goes off. Start to drive it and the li… read more
Mike Mcmillan
Mike Mcmillan
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We have a Cat Engine on our 2005 C7 Engine. We took it to
We have a Cat Engine on our 2005 C7 Engine. We took it to CAT repair plz … read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
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I have a 2006 Cat C7 s/n FMM09282 with a 164-3 fault.. I
I have a 2006 Cat C7 s/n FMM09282 with a 164-3 fault.. I have already changed ECM and sensor still getting code and the injectors wont cycle when ign switch it turned on. … read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
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2002 gmc school bus with a cat 3126 and a allision 2000
2002 gmc school bus with a cat 3126 and a allision 2000 series light comes on (shift inhibited) bus doesn't move in any postion just had a mechanic change radiator because of a leak. low coolant light… read more
Mike Mcmillan
Mike Mcmillan
Triage Tech/Shop Foreman
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I have a c7 engine that is giving me the following flash
i have a c7 engine that is giving me the following flash codes 1-5, 2-5, 3-9, 1-7, 1-5, 2-1, 3-2 … read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
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I need to talk with the cat man got a c7 with running
I need to talk with the cat man got a c7 with running problems … read more
Cat Man
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Vocational, Technical or Trade Scho
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After changing two fuel lines my cat 3126 is experiencing
Hello, after changing two fuel lines my cat 3126 is experiencing some issues; such as the low oil light. The low oil comes on when applying the service brake. Also, the temp gauge goes up. We put the … read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
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Unplug iacp and engine runs rough plug it in and engine does
unplug iacp and engine runs rough plug it in and engine does not start … read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
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Have a 2005 freightliner with a 3126 cat motor, cranks but
Have a 2005 freightliner with a 3126 cat motor, cranks but wo't start ihave 2 active codes pid 164 fmi3 injection actuater pressure and pid110 fmi 3 coolant temp voltage high. I am not even showing th… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
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FREIGHT LINER M2: 05 FREIGHT LINE M2 WITH C7 CAT ENGINE TROBLE
05 FREIGHT LINE M2 WITH C7 CAT ENGINE TROBLE CODE DETECTED 164-11 INJECTION PRESSURE SYSTE FAULT(39)… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
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2001 Bluebird School Bus at my shop that starts and dies. 5.9
2001 Bluebird School Bus at my shop that starts and dies. 5.9 ISB, VC44 pump replaced for a stall/no start, ran 2 days fine and started this start/stall on a cold start after that. Will stay running w… read more
cumminsdr
cumminsdr
Mechanic
High School or GED
1,886 satisfied customers
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Meet the Experts:

Daniel Wilson

Daniel Wilson

6,062 satisfied customers

Owner at DJ Wilson

Cat Man

Cat Man

Cat Engine Expert

10,344 satisfied customers

I am ASE Master Truck Certified.

Wayne

Wayne

Journeyman

5,115 satisfied customers

worked on, Gmc, Macks, Freight liner,Mercedes Benz,,Ford, sterling

Jeremy

Jeremy

Certified Truck/Bus Technician

2,756 satisfied customers

ASE Med/HD Truck Technician, NATEF Diesel Engines and Electrical/Electronics Technician, Network Engineer specializing in CAN faults, Aftertertreatment, and vehicle communications

Curtis B.

Curtis B.

Technician

1,947 satisfied customers

Technician turned service manager on multiple lines of trucks and engines, used in industry.

cumminsdr

cumminsdr

Mechanic

1,886 satisfied customers

All types of Cummins applications

Chris (aka-Moose)

Chris (aka-Moose)

Technician

641 satisfied customers

24 years of experience diagnosing & repairing

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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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