Models produced before 2003.
1. Write down the radio unlock code (if the radio lock function is provided).
2. Remove the instrument cluster bezel.
3. Press the radio latches down.
4. Slide the radio towards you.
5. Disconnect the connectors and the antenna plug.
6. Install in the reverse order of removal.
Models produced since 2003.
1. Remove the instrument cluster bezel.
2. Loosen the screws (1). Tightening torque 1.6 Nm.
3. Carefully remove the radio (2) from the instrument panel.
4. Disconnect the connectors.
5. Disconnect the coaxial cable connector.
6. Install in the reverse order of removal.
[The original source of the article is the website «ChevyMan»]