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    Rear window defrost help

    I have an ‘83 GMC Suburban with a tailgate and power window. The window has the electric defrost grid and it’s not working. Can anyone supply a SCHEMATIC showing the switch and relay function. I have the wiring diagram showing wire colors and connectors. I need a schematic.
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    Carbon/charcoal filter element

    Thanks. It sure was glued down!!
  3. B

    Carbon/charcoal filter element

    Purolator B20009 is the small breather assembly,not questioning that,I’m talking about that large steel mesh filter ring. It’s loaded with carbon/ charcoal granules .
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    Carbon/charcoal filter element

    I have an ‘83 GMC Suburban,the air cleaner assembly has 2 filters, one is the typical paper filter,the other is a steel mesh filter loaded with carbon or charcoal granules. I believe it is to scrub the smell of lingering gas fumes left in the carb. Does anyone know exactly what it is and which...

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