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I have a 2001 cat 3126 ser no. 8yl74019 Starts fine runs
I have a 2001 cat 3126 ser no. 8yl74019 Starts fine runs great until up to Temperature,then will stall in will not restart without ether Then when it does start You have to use You have to keep foot o… read more
Cat Man
Cat Man
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3126 Catapillar engine will start and idle fine When you try
3126 Catapillar engine will start and idle fine When you try to move truck engine has Power for a few seconds then no power and will stall but will start right back up Does not matter if engine is col… read more
Cat Man
Cat Man
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I have a 2001 cat 3126 in a fl70 box truck with 276,000
i have a 2001 cat 3126 in a fl70 box truck with 276,000 miles the flash codes are 39 15 49 12 61 69. It starts up then the engine protect light comes on and shuts the motor down. I cleaned all connect… read more
Cat Man
Cat Man
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I have a 99 Freightliner FL 80 with a cat 3126. It is acting
Hi, I have a 99 Freightliner FL 80 with a cat 3126. It is acting like it is running out of fuel. I have replaced the filter, and have checked it several times. One time, the filter was only half full.… read more
FIX-IT
FIX-IT
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784 satisfied customers
I have a 2001 Freightliner FL70 with a CAT 3126 engine. It
I have a 2001 Freightliner FL70 with a CAT 3126 engine. It has two fault codes stored. 91 and 5. Is this a serious issue. I cannot start the truck right now as I am waiting for a new injector pressure… read more
Cat Man
Cat Man
Cat Engine Expert
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1997 Freightliner FL70 with 3126 Cat Engine and Automatic
1997 Freightliner FL70 with 3126 Cat Engine and Automatic Transmission.The Water\Oil light is coming on intermittently along with a buzzer. Can someone help me trouble shoot this? I don't want to arbi… read more
FIX-IT
FIX-IT
Comercial transport technician
Vocational, Technical or Trade Scho
784 satisfied customers
I'm getting codes 15 and 39 from my 2002 3126 powered dump
I'm getting codes 15 and 39 from my 2002 3126 powered dump truck, I replaced the sensor on the head and it's still showing codes 15 and 39, would a failing high pressure oil pump cause this or do you … read more
Cat Man
Cat Man
Cat Engine Expert
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2002 Freightliner FL60 bucket truck with a Cat 3126 engine.
2002 Freightliner FL60 bucket truck with a Cat 3126 engine. Engine light comes on while driving, then engine shuts off. Sometimes it will run until I come to a stop and then shuts off (almost like sto… read more
Cat Man
Cat Man
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Well I have A 2007 Freightliner woul 2007 Freightliner with
Well I have A 2007 Freightliner woul 2007 Freightliner with a cat c9 with flash codes 25 39 15 Ran good with good power flashed code 17 came on now be rig good power to flash code 17 came on now Derat… read more
Cat Man
Cat Man
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Hey man, Ive got a 1995 Freightliner FL70 with a cat 3126 engine
Hey man, Ive got a 1995 Freightliner FL70 with a cat 3126 engine that has been sitting for a couple years. i got her running about a month ago and then it sat again. However, when i had to running, it… read more
Cat Man
Cat Man
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1998 freightliner FL70 truck,cat engine 3126 bin sitting about
1998 freightliner FL70 truck,cat engine 3126 bin sitting about 9 months, put new batteries in it new fuel filters cranks over fine,wont start. spray starting fluid it fires but wont run,i was thinking… read more
Cat Man
Cat Man
Cat Engine Expert
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Cat 3126 with 10 speed automatic. Good combo in a FL-70 with
Cat 3126 with 10 speed automatic. Good combo in a FL-70 with a 12' Toter home body? will be pulling a 36' fifth wheel trailer weighing about 15k behind it. Heading from east coast to yellowstone, down… read more
Cat Man
Cat Man
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Buddy, I am looking to get into hotshot loads with goose neck
Buddy, I am looking to get into hotshot loads with goose neck I was going to buy a 1 ton dodge until I started looking at some of the Fl 60 an 70s and the cost for used is a lot less. question pulling… read more
Cat Man
Cat Man
Cat Engine Expert
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i have a 99 fl 60 with a 3126 cat in it and it wont start?
i have a 99 fl 60 with a 3126 cat in it and it wont start? i have no power to the fuel solinoid i changed the oil pressure switch it had a crack in it. what do i do next???… read more
Cat Man
Cat Man
Cat Engine Expert
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I AM TRYING TO FIND A WIRING HARNESS FOR 2001 FREIGHTLINER
I AM TRYING TO FIND A WIRING HARNESS FOR 2001 FREIGHTLINER FL70 VIN. NO. IS 1FV6HJBBX1HG77185. THE FREIGHTLINER wiring harness no. is A06-33563-002. I cannot seem to find a new or good used one.I am w… read more
Clayton
Clayton
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I have an 2000 frghtliner FL70 w/3126 CAT. runs great ,but
I have an 2000 frghtliner FL70 w/3126 CAT. runs great ,but cant shut it off ,want restart. I have done service, filters , fluids , no diag codes present. can you help?… read more
Cat Man
Cat Man
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I have a cat 3126 in a 2001 fl70 farm truck. came in with a
I have a cat 3126 in a 2001 fl70 farm truck. came in with a load last night, no power. Fuel filters have 200 miles, but that's what it acts like. Flash code 39 Harlan… read more
Cat Man
Cat Man
Cat Engine Expert
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I have a FL70 3126 Cat. Problem started out to be a surge at
I have a FL70 3126 Cat. Problem started out to be a surge at road speed ( goes off power and comes on strong). WOT seems ok. Now it will surge and if I stop on an exit ramp, idle surge is bad and stal… read more
Cat Man
Cat Man
Cat Engine Expert
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