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i have a 2004 sterling with a c7. came to our shop and would
i have a 2004 sterling with a c7. came to our shop and would not start. Checked with Cat ET and it showed all six injectors short when we ran solenoid test. We also checked fuel and found out that we … read more
Cat Man
Cat Man
Caterpillar Engine Expert
Vocational, Technical or Trade Scho
3,777 satisfied customers
3126 cat in my 2001 frieghtliner...truck repair shop..leaking on it
I have 3126 cat in my 2001 frieghtliner. Today I stop at truck repair shop becouse I had anterfreeze leaking on it. I First was told that I had injectore cups out on it. I had diesel getting in too th… read more
spankyjr1
spankyjr1
Retired
Vocational, Technical or Trade Scho
420 satisfied customers
Looking at at International FL-70 with a Cat 3128 Diesel engine.
Looking at at International FL-70 with a Cat 3128 Diesel engine. First time Cat buyer and asking for advice... Feedback... Help.... Thanks, Steve… read more
Cat Man
Cat Man
Caterpillar Engine Expert
Vocational, Technical or Trade Scho
3,777 satisfied customers
YOU KNOW WHERE I CAN PURCHASE A OWNERS MANUAL FOR THIS TRUCK, I
hello: i have a three part question about a 2004 freightliner f70 with cat c7 acert s/n kal11564. its a 7 .2liter. arrangement #(NNN) NNN-NNNN PURCHASED IT USED FROM RYDER WITH NO BASIC INDOCTRINATION… read more
Cat Man
Cat Man
Caterpillar Engine Expert
Vocational, Technical or Trade Scho
3,777 satisfied customers
A 02 ftl with a 3126 cat engine about 1 gal leaking out coolant..flow
diesel fuel leaking into coolant tank on a 02 ftl with a 3126 cat engine about 1 gal leaking out coolant over flow line in 3 hr… read more
Cat Man
Cat Man
Caterpillar Engine Expert
Vocational, Technical or Trade Scho
3,777 satisfied customers
My son owns a Detroit Diesel non-turbo v-12 engine..bus..engine oil
My son owns a Detroit Diesel non-turbo v-12 engine in his city bus conversion, Yesterday he ran out of engine oil and the motor seized. He replaced the oil and a mechanic failed to restart the motor. … read more
Curtis B.
Curtis B.
service manager
Associate Degree
2,364 satisfied customers
A 3126 engine with a c7 cat engine the truck is a 2002..eaton
i have a gmc6500 medium duty rollback i was wondering what do you have to do to swapp out a 3126 engine with a c7 cat engine the truck is a 2002 with eaton 6 speed… read more
Cat Man
Cat Man
Caterpillar Engine Expert
Vocational, Technical or Trade Scho
3,777 satisfied customers
catepillar heavy and diesel equipment .Could you please direct me
Hi,I live in Massachussetts U.S.A and i am interested in tech repair training of Catepillar heavy and diesel equipment .Could you please direct me to a school or training facility which offers such.TH… read more
DR.Cummins
DR.Cummins
FIELD SERVICE TECHNICIAN
High School or GED
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3126 cat..the low idle by 100 rpm but the previous owmer unknowen..ecm
I have a 3126 cat 7as serial and am trying to raise the low idle by 100 rpm but the previous owmer unknowen to me has put in a owners password XXXXX in the ecm , how do I get around this, I have cat e… read more
catmastertech
catmastertech
Field service technician
Vocational, Technical or Trade Scho
1,317 satisfied customers
1966 Chevrolet: a CAT Diesel engine to fit..Crew Cab..Chevy..bad gas
I'm looking for a CAT Diesel engine to fit in my 1966 Chevrolet Crew Cab, well actually the truck is a 66' front cab, 62' rear cab, on a 76' frame. So it's quite a unique truck! The current motor that… read more
catmastertech
catmastertech
Field service technician
Vocational, Technical or Trade Scho
1,317 satisfied customers
DUMPING..HAD ALL INJECTORS CHANGED BUT SEAMS TO BE WORST
2002 CAT 3126 C-7 ENGINE DUMPING MOTOTR OIL BACK TO FUEL TANK. JUST HAD ALL INJECTORS CHANGED BUT SEAMS TO BE WORST? HELP PLEASE… read more
Cat Man
Cat Man
Caterpillar Engine Expert
Vocational, Technical or Trade Scho
3,777 satisfied customers
I have a 01 freightliner 3126 cat with a rod failure..C7
i have a 01 freightliner 3126 cat with a rod failure. i have access to a like new c-7 are these compatable? the s/n for the 3126 is 8YL69848 the C7 is FMM08158. what changes need to be made, and wheth… read more
Cat Man
Cat Man
Caterpillar Engine Expert
Vocational, Technical or Trade Scho
3,777 satisfied customers
1999 GMC: 2004 GMC..a Cat C7 I understand they are the same engine
Sir, I have a Cat 3126 from a 1999 GMC 7500 can I put it into a 2004 GMC 7500 to take the place of a Cat C7 I understand they are the same engine Thank you Allen… read more
Wayne
Wayne
Journeyman
Vocational, Technical or Trade Scho
3,227 satisfied customers
I have a 1997 cat 3126 SN 1WM20629 7.2L 224 HP DIESEL engine
I have a 1997 cat 3126 SN 1WM20629 7.2L 224 HP DIESEL engine in an RV. I switch the key on, the wait light goes out, I turn the key, the engine cranks but will not start. This is the second time this … read more
Cat Man
Cat Man
Caterpillar Engine Expert
Vocational, Technical or Trade Scho
3,777 satisfied customers
1997 GMC: the difference between Cat 3126 and 3126 B engines..kick
What is the difference between Cat 3126 and 3126 B engines. Where is the best palce to get one and at what cost? We have a 1997 GMC Model T 7500 top kick with a Cat 3116. Will either either the 3126 o… read more
catmastertech
catmastertech
Field service technician
Vocational, Technical or Trade Scho
1,317 satisfied customers
Howdy..cust off the eng and holds the throddle possition
Howdy, I've got a 371 on a 20 KW generator. The top piece that cust off the eng and holds the throddle possition. What does it cost, what is it called and where do i I get one. Thanks.… read more
J.R.
J.R.
Vocational, Technical or Trade Scho
209 satisfied customers
1999 gmc: dump truck with a cat 3126 serial #8yl1283
I am looking at a 1999 GMC Topkick dump truck with a cat 3126 serial #8yl1283 what would the horse power be and is it very reliable engine?… read more
KevinB
KevinB
Field Technician
Associate Degree
228 satisfied customers
2004 Chevy: transmition..reliability..what the torque is for towing
I am looking at purchasing a 2004 Chevy C6500 dump truck w/ a CAT 3126 engine and auto transmition. I am looking for info on the reliability of this motor, what the torque is for towing and what I sho… read more
dieseltech
dieseltech
Owner
Vocational, Technical or Trade Scho
14 satisfied customers
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Meet the Experts:

Chris (aka - Moose)

Chris (aka - Moose)

Technician

124 satisfied customers

24 years of experience diagnosing & repairing

Tim

Tim

Foreman

338 satisfied customers

23 Years Heavy Equipment and Truck Repairs Shop and Field in the Minning and Construction Industry

Cat Man

Cat Man

Caterpillar Engine Expert

3,777 satisfied customers

23 Years Caterpillar Engine experience.

Wayne

Wayne

Journeyman

3,227 satisfied customers

34 years experiance as engine rebuild and problems.Thermo-King repair and trouble shooting.

DR.Cummins

DR.Cummins

FIELD SERVICE TECHNICIAN

2,389 satisfied customers

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Curtis B.

Curtis B.

service manager

2,364 satisfied customers

30 years exp. with diesel engines, heavy equipment and forklifts, including lp forklifts

Don

Don

Mechanic

553 satisfied customers

35 years experience journeyman mechanic transport truck and trailer including off road equipment

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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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