How do you replace 1990 Nissan Pulsar speedometer cable?

To replace the speedometer cable on a 1990 Nissan Pulsar, first, disconnect the negative battery terminal for safety. Next, remove the dashboard cover to access the speedometer, then disconnect the cable from the back of the speedometer gauge. Underneath the vehicle, locate the other end of the cable connected to the transmission; unscrew and remove it. Install the new cable by reversing the removal steps, ensuring it is securely connected at both ends before reassembling the dashboard and reconnecting the battery.