Why is the odometer on my GM Truck not working?
A common fault on ’99 – ’02 GM trucks was the permanent or intermittent failing of the odometer/gear select LCD. This meant that you were unable to see what gear you were currently in, unable to determine the mileage of the vehicle, and unable to use the trip computer.
Is it possible to change the odometer display?
The odometer display can be just as easily changed by swapping clusters to one of a lower mileage. 3. This procedure requires disassembly of the cluster, and de-soldering of SMD components. Use care and caution when dealing with delicate components, and practice first on a spare cluster.
How do you repair an odometer on a car?
Lining up the pins of the stepper motors with their corresponding sockets on the PCB, push the board back onto the instrument cluster. Put pressure on the back of where the stepper motors are (see photo). Replace the back plastic cover of the instrument cluster, ensuring all clips are secured.
Where is the odometer information stored on a Japanese car?
The mileage on most (Japanese) cars is stored on the instrument cluster itself, and not in the ECU. Therefore the mileage of the original vehicle that the cluster was from will be displayed on the dash. Odometer information is stored on a small EEPROM chip on the circuit board.
What are the codes for GMC check engine lights?
P1245Intake Plenum Switchover Valve P1250Early Fuel Evaporation Heater Circuit P1257Supercharger System Overboost P1258Engine Coolant Overtemperature – Protection Mode Active P1260Last Test Failed SCC Or Theft Detected, Vehicle Immobilized
How to repair the odometer on a Chevy Avalanche?
In this Instructable, I will show you how to repair odometer/gear select (PRND321) LCD on your GM truck. In this case, mine is a ’02 Chevrolet Avalanche but this should apply to all GMT 800 series trucks within this age range. A common fault on ’99 – ’02 GM trucks was the permanent or intermittent failing of the odometer/gear select LCD.
How to repair the odometer on a GMC PRND321?
The instrument cluster is held in place by four (4) 7mm hex screws, one in each corner. Remove these. Tilt the instrument cluster forward carefully, and unlatch the large wire harness on the back. The instrument panel can now be removed. Remove the black panel on the back by loosening the clips.
Why is my odometer not working on my Chevy truck?
Common problem from 1999 – 2002 GMC/Chevy Trucks with the odometer/gear shift all in one display. check the solder connections on the pins for the display, these can crack causing an intermittent flicker and eventually nothing on the display. In my case, it was just a loose / dirty connection at the top of the cluster.
The instrument cluster is held in place by four (4) 7mm hex screws, one in each corner. Remove these. Tilt the instrument cluster forward carefully, and unlatch the large wire harness on the back. The instrument panel can now be removed. Remove the black panel on the back by loosening the clips.
How do you test a fuse with a test light?
Poke the tip of the test light’s probe into 1 of the holes on a fuse to test it. Pick a fuse that you want to test. Hold the test light by the handle and stick the pointy metal tip of the probe into 1 of the 2 round or square holes on the fuse.
Lining up the pins of the stepper motors with their corresponding sockets on the PCB, push the board back onto the instrument cluster. Put pressure on the back of where the stepper motors are (see photo). Replace the back plastic cover of the instrument cluster, ensuring all clips are secured.
How to repair GM instrument cluster you speedometer?
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A common fault on ’99 – ’02 GM trucks was the permanent or intermittent failing of the odometer/gear select LCD. This meant that you were unable to see what gear you were currently in, unable to determine the mileage of the vehicle, and unable to use the trip computer.
Where is the odometer located on a Chevy?
The odometer is part of the instrument panel and connected to the speedometer. It is used to determine distance traveled and due to previous problems with individuals and dealerships disconnecting the odometer, it is a federal offense to tamper with it.
Where is the odometer located on a PRND321?
Carefully pry the board away from the instrument cluster – it is held in place only by the pins of the stepper motors (labelled on the image)… but BEWARE, there is another small wire harness on the right and side of the board. The last thing is to gain access to the back of the LCD panel.