FREE REPAIR MANUALS & LABOR GUIDES 1982-2013 Vehicles
Courtesy of Operation CHARM
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Car repair manuals for everyone.
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Chevy Truck
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1990
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Suburban 1/2 Ton 2WD V8-350 5.7L
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Repair and Diagnosis
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Heating and Air Conditioning
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Technical Service Bulletins
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All Technical Service Bulletins
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A/C - Retrofitting R-12 to R-134a
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A. Retrofit Procedure
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Accumulator /Dryer
Accumulator /Dryer
If the vehicle is more than 5 years old, the Accumulator/Dryer (A/D) should be replaced to ensure that moisture is removed from the system. See the instructions for proper A/D identification in General Information.