Chevrolet C/K 3500 Questions Maintenance & Repair

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dualls
0

Where Is The Wire For The Knock Sensor Routed To Or At Ona 1990 C3500 Chevy...

I have 1990 C3500 Chevy 454 TBI That I purchased used, I have done some repairs to it and all is well runs great but the engine light keeps coming on, I checked it with a OBD and it gives the code fo...

17 views with 1 answer (last answer about a week ago)
yamadog
0

My 7.4l Has A 4 Speed Auto Trans, It Drops Down From 4th To 3rd.

It will drop down to 3rd after about 10-15 minutes running down the freeway, from any speed. It will not upshift back to 4th. If you pull over & turn off engine for a few minutes, it will shift normal...

9 views with 1 answer (last answer 2 weeks ago)
Brad Shaw
0

I Have A 97 Chevy 3500 Put A Motor In And Will Not Start Changed The Fuel P...

I have a 97 chevy 3500 put a motor in and will not start changed the fuel pump fuel filter and also the spider injectors also the computer can anyone help I can pour fuel into the throttle body and it...

9 views with 1 answer (last answer 3 weeks ago)
roadking02667
0

1992 K 3500 Won't Start, No Fuel, Poor Fuel In Throttle Body It Starts. Is ...

won't start unless poor fuel into throttle body is there a relay for the fuel pump or the fuel pump died it was running when I parked it

18 views with 2 answers (last answer 4 weeks ago)
r1chardc
0

1993 Chevy Sliverado 3500-new Battery. When I Turn Key To Engage The Start...

My 1993 3500 will not turn over. I have replaced the battery. When I turn the key to engage the starter-all lights on dash go out and it won't turn over. I have been able to jump start the truck pr...

mel_in_texas
0

2000 Chevy 3500. Engines Dies When Idling In Drive.

THE CEL came on, but the truck is running fine, except that it has been hesitating like it has bad fuel. I put berryman chemtool in engine. It starts and runs fine except for an occasional bucking. I...

24 views with 2 answers (last answer about a month ago)
Scott-Megan Reed
0

How Do You Check To See If A Clutch Fan It's Functioning Properly?

I've rodded the radiator, changed the thermostat and verified the water pump is working. All I can figure is maybe the clutch fan needs replaced but when I kill the motor the fan stops spinning im...

17 views with 4 answers (last answer 3 months ago)
Scott-Megan Reed
0

Checking The Temp. Sensor.

Not sure my temp readings are accurate. Gauge says I'm getting hot but the truck doesn't run like it's hot. I disconnected my temp sensor wire and the gauge reads zero. I ground it and it maxes ou...

6 views with 4 answers (last answer 3 months ago)
Scott-Megan Reed
0

I Have A 1989 Chevy 1 Ton C3500. The Fudge Tells Me It's Getting Hot But It...

I took the thermostat out to see if I had flow in the radiator and I do. I put a kitchen thermometer in the radiator with it running and it said 180. Could I be getting a false reading?

13 views with 3 answers (last answer 3 months ago)
Scott-Megan Reed
0

How Many 02 Sensors Are On An 89 Chevy 454 Dually?

My emissions on the high rpm test were too high and I was told it was probably the 02 sensor or the cat. The cat is only a year old and the rebuilt motor has less than 1k miles on it so I don't th...

12 views with 7 answers (last answer 3 months ago)
joebronni
0

How Do I Figure Out Which Injector Is Bad On An 03 Chevy Duramax?

truck will run but only at very slow speeds, not filter, bank 2 misfire is the code that comes up

27 views with 2 answers (last answer 4 months ago)
Twistedsoul85
0

1988 Chevy C3500 5.7l 350 Sm465 4 Speed Manual

Recently had a miss when vehicle warmed up but fixed it after replacing dist/rotor/ button/ig. coil/pickup coil/wires/spark plugs/IACV/TPS/fuel pump/fuel filter. But hidden under all that is a new or...

116 views with 8 answers (last answer 3 months ago)
Johhny
0

Vacuum Diagram For 7.4 V8

It is for a 1988 Chevy Scottsdale 454

63 views with 5 answers (last answer 6 months ago)
epalacios
25

Truck Starts, Idles High, Then Dies

Hi John! I'm hoping to get your sound advice and recommendations regarding my issue. I have a '94 Chevy C3500 with the 7.4L motor. It was running fine until, one day, I stomped on it and noticed tha...

106 views with 1 answer (last answer 4 months ago)
jarjohnson
5

2000 C3500 5.7 No Power To Engine

The door buzzer works a bit but sometimes very faint and I have buzzing relays, under the dash, like its not getting the power they need. No power anywhere else in the vehicle. If I turn the key I g...

48 views with 2 answers (last answer 6 months ago)
hellraser6662012
0

What Would Cause The Exzaust Manifolds To Glow Bright Red Its Got A 454 In ...

the truck does not have converters on it and it has a y pipe with single outlet also dont know if it matters but the truck is an ex emergency vechile

18 views with 1 answer (last answer 6 months ago)
myc3500
0

No Air Coming Out Of Dash Vents

AC not working. No air coming out of dash vents. Can hear fan running. Am getting heat when on heat out of floor vents. Suggestions on remedy?

682 views with 3 answers (last answer 7 months ago)
Chris Mullally
25

1994 454 Gas Motorhome Cant Figure Out Whats Wrong With It Wont Run Backire...

i am a mechanic that is at the end of all options i have traced one problem to the next all of them changing it for the better in a way but ultimatly still far from a fix. let me tell you what i have ...

573 views with 7 answers (last answer about a month ago)
tc197
0

Front Speakers Don't Work/ May Not Be Connected

Hey guys, I just bought my 2000 chevy c3500 and when i turn the radio on the front speakers don't play at all as if they are not connected. I have two questions related to this: 1. Under the passen...

324 views with 2 answers (last answer 8 months ago)
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