There are several possibilities why the speedometer is not working. The VSS, vehicle speed sensor may have failed or become unplugged. The speedometer may have failed, or the ECM, engine control module, may have failed or there could also be wiring issues.
The 1987 Chevy Celebrity uses an electronic speedometer, there is no speedometer cable. Assuming your speedometer has failed here are some possible causes: The VSS. vehicle speed sensor, may have failed. The speedometer may have failed. The ECM, engine control module aka computer, may have failed. There may be wiring issues such as unplugged, dirty connections, broken wires, etc.
The 1987 Celebrity uses an electronic speedometer. There is a VSS(vehicle speed sensor) on the trans-axle that could have failed. The speedometer itself may have failed, the ECM (engine control module "computer") may have failed or there could be wiring issues.
The MAP sensor on a 1987 Chevy Celebrity is mounted to the firewall near the right fender.
The timing on y our 1987 Chevy Celebrity is controlled by the engine computer, there is no way provided to adjust it.
The idle speed on a 1987 Chevy Celebrity is controlled by the engine computer, there is no way provided to adjust it.
It doesn't have a speedometer cable. The speedometer is operated electronically.
no
The fuel filter on a 1987 Chevy Celebrity is next to the fuel tank on the driver's side of the car/
The heater core in a 1987 Chevy Celebrity is in the heater plenum to the right of the hump and below the glove compartment.
The timing on a 1987 Chevy Celebrity is controlled by the engine control module, there is no provision for adjustment.
It is the main computer box.
Yes