1995 GMC Sonoma Owner's Manual - Page 100

Speedometer and Odometer Your speedometer lets you see your speed in both miles per hour (mph) and kilometers per- hour ( k d h ) . c Your odometer shows how Far your vehicle has been driven. i n either miles (used in the U.S.) or kilometers (used i n Canada). Tamper Resistant Odometer Standard Cluster Tachometer Cluster Your odometer is tamper resistant. It will show silver lines between the numbers if someone tries to turn it back. You may wonder what happens if your vehicle needs a new odometer installed. If the new one can be set to the mileage total of the old odometer, then it must be. But if it can't, then it's set at zero, and a label must be put on the driver's door to show the old mileage reading when the new odometer was installed. 2-54