R 3500 P/U 2WD V8-454 7.4L (1989)
Radio/Stereo: Service and Repair
When installing radio, adjust antenna trimmer for peak reception. To prevent damage to radio, connect speaker wiring before applying power.
1.
Disconnect battery ground cable.
2.
Remove radio control knobs and bezels.
3.
Remove nuts and washers from control shafts and instrument cluster trim plate.
4.
On 1991 models, Remove lower steering column cover.
5.
On all models, remove receiver brace screw from instrument panel, then attaching screws.
6.
Lift upward on rear edge of radio, then push radio forward until control shafts clear instrument panel.
7.
Disconnect power feed, speaker and antenna lead, then remove radio.
8.
Reverse procedure to install.
