Repair your speedo cable on 205 gti?

To repair the speedo cable on a Peugeot 205 GTI, start by disconnecting the battery and removing the instrument cluster to access the cable. Inspect the cable for any breaks or wear; if damaged, replace it with a new one. Reconnect the cable to both the speedometer and the transmission, ensuring it's securely fastened. Finally, reassemble the instrument cluster, reconnect the battery, and test the speedometer for proper function.