88-94 Factory Stereo Info

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I know this is an older post but I have a 16156555 and I cannot find the correct wiring diagram to test the deck. All the wiring diagrams I've found are incorrect. Any help would be appreciated
 

Mjferreira

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I have an 89 Cheyenne. Does anyone know the correct part number for the setup with just the am/fm stereo near the instrument cluster? My truck has the storage compartment in the center dash, no eq or cassette player.
 

packer0440

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I have an 89 Cheyenne. Does anyone know the correct part number for the setup with just the am/fm stereo near the instrument cluster? My truck has the storage compartment in the center dash, no eq or cassette player.
89 is tough year to match the dash, since it has black buttons with the standard grey face of later years (1 yr only). I assume it is the same setup as the non-eq deck just without the tape player. Any 88-94 setup can be used, but you would need to get a tuner that has bass/treble on it in order to be able to adjust it.
 

Mjferreira

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89 is tough year to match the dash, since it has black buttons with the standard grey face of later years (1 yr only). I assume it is the same setup as the non-eq deck just without the tape player. Any 88-94 setup can be used, but you would need to get a tuner that has bass/treble on it in order to be able to adjust it.
Thank, that points me in the right direction. Did all trucks 88-94 have a CDM, even ones without cassette or EQ?
 

chevilex

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Is this the correct routing for the belt?

I put a tape in there and just got clicking, and it wouldn't eject. Now, messing around with it by hand, it seems the belt tension is not enough to drive the eject mechanism.
 

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AK49BWL

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Is this the correct routing for the belt?

I put a tape in there and just got clicking, and it wouldn't eject. Now, messing around with it by hand, it seems the belt tension is not enough to drive the eject mechanism.
Yes it's the correct routing. The belt tightness is a common problem on these decks due to their age. Also the factory grease in use on the gears and bushings will have hardened and makes the mechanisms that much harder to turn.
 
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