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K1500

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Question
Transmission help 1995 Chevrolet K1500
Hello - I think your transmission sluggishness is due to high mileage, and low internal hydraulic pressure due to a worn primary pump. Low fluid pressure will make gear engagement slow and weak, with slippage during shifts in extreme cases....
Question
Won't shift out of 2nd gear.
Hi there. The speed sensor wiring could have a fault issue. Check the wiring to the speed sensor and see if there is a 5 volt reference. If there is no voltage, then there may be a break in the...
Question
After having battery disconnected, hazzard and dash lights are blinking, and key wont turn engine over.
Hi there. The security alarm system was tripped and caused the computer to lock out the ignition system. Remove the battery cables (both) for 13 minutes. While the cables are off, operate all the components in the vehicle with the...
Question
Misfire on cylinder 4
If both fuel and ignition are good, then it may be a mechanical issue with cylinder #4. A compression test may be a route to take. Considering the age and mileage, a worn intake or exhaust valve, or possibly valve...
Question
Transmission will not complete a shift until I leave off the throttle.
This may be a sign of low transmission fluid or a faulty transmission control solenoid. As you know, automatic transmissions use pressurized hydraulic fluid to change gears. Every time a gear change is required, the car's computer activates a transmission...
Question
Keyless entry reprogramming and troubleshooting.
Hi there. Check the terminals 4 and 8 for power. If there is no power to any of the terminals, then check the fuse box for any blown fuses to the door lock cylinders. Also, check the door lock switch...
Question
misfiring
Hi Rex. You might want to review this article about the P0300 OBD-II Trouble code, which will highlight the top common causes of this error code and what we'd suggest to diagnose the source of this error code; and thus...
Question
Starting issue
Hello, thank you for writing in. With the new starter in place, make sure all of the connections are secure. The vehicle may also be having a battery problem. This may be due to a failing battery, or a poor...
Question
how to clear diesel fuel out the motor
Running the vehicle with part diesel can damage the engine so remove as much of the fuel as possible. That means that the fuel tank has to be drained as completely as possible. Obviously, when draining the fuel tank exercise...
Question
How do i turn off the auto door lock feature on my 1998 Silverado?
Hi there. With the ignition switch off grab the multi function switch and pull it towards you. Hold the switch and turn on the key to run two times. After you shut off the ignition switch, release the multi function...
Question
Pulled over for green headlights?
Basically, only headlights that emit "white" light are legal for use on public roads in the United States. The legal (regulatory) authority for this color requirement is set forth in the Code of Federal Regulations at 49 CFR 571.108 -...
Question
Truck pulls to the right
Hello. If there is any play at all from the tie rods then that is likely contributing to the steering wheel pull. I would replace any loose tie rods, or if they are new, determine why or where they are...
Question
Clutch Issues 1990 GMC K1500
Hello - did you replace the pilot bearing? If it is seized, the clutch will not disengage. It is also possible that there is still air in the clutch hydraulic line, and the slave cylinder is not making a full...
Question
How do you buy an old car, without getting ripped off?
Unfortunately, yourmechanic.com does not provide body work services or estimates. If the seller is serious about selling the vehicle at a fair price, ask to take the vehicle to a local body shop for a rust repair estimate. Just from...
Question
The vehicle lunges in gear
This may be related to a faulty throttle position sensor or potentially a dirty or failing mass air flow sensor. The mass air flow sensor is a unit in the intake system that monitors air intake as it is mixed...
Question
My truck will stall as if it has no fuel getting to the injectors
The problem you describe sounds like the fuel pump is getting hot and stops pumping causing the first erratic running and loss of power and then stall. You did not mention if it starts back up or has to sit...
Question
My car automatic shuts down and when it starts again black smoke come out heavy from muffler.
Hi there. Check the ignition system on your vehicle and see when the last time your vehicle has had a tune-up. I recommend replacing the spark plug wires and plugs with the factory design plugs and cleaning the fuel injection...
Question
Front axle shim washer was bent during re install.
Hi there. For your question, this determines on how the gear was installed in the differential. Since you have a Dana 44 front axle design, the only thing that I could say is that the ring gear could have been...
Question
Radiator steaming and green liquid on hood
The engine is overheating. You may have a leak and the coolant was low and caused the engine to overheat. If you have a known leak then have a mechanic like one from YourMechanic repair the leak and replace the...
Question
What other transmissions could I put in my truck?
Hi there. You could put in a 350 turbo, 400 turbo, 3L80, Turbo 200-4R, or a 4L60E with a computer conversion kit. Keep in mind, if you change out the transmission with a different transmission, the transfer case may not...

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