COMPRESSORS / GM A6
Illustrations
Identification Chart
Compressor Switch Chart
COMPRESSORS / GM A6 Illustrations
COMPRESSORS / GM A6 Identification Chart Rev. 03-04-04
AC DELCO PART NO.
AA REMAN.
GM PRODUCT
NO.
PULLEY DIAM.
(INCHES)
PULLEY GROOVE WIDTH
CLUTCH VOLTAGE
NO. OF GROOVES
TERMINAL LOCATION
REAR HEAD TYPE
REMARKS
15-2225 CO-15-2225R 1131202 5.0" .47" 12V 1 2:00 non switch  
15-2226 CO-15-2226R 1131262 5.5" .47" 12V 1 2:00 non switch  
15-2227 CO-15-2143R 1131243 5.0" .47" 12V 1 2:00 superheat  
15-2224 CO-15-2196R 1131376 5.0" .47" 12V 1 2:00 pressure  
15-2339 CO-15-2339R 1131250 5.58" .47" 12V 1 10:00 superheat dust cover
15-20155 CO-15-20155R 1131159 6.77" .47" 24V 1 10:00 superheat dust cover
15-2577 NS 1131197 5.0" .47" 12V 1 2:00 non switch  
15-2821 CO-15-2821R 1131571 5.0" .47" 12V 1 10:00 pressure  
NS CO-15-2142R   5.0" .38" 12V 2 2:00 superheat  
NS CO-15-2225R-24V   5.0" .47" 24V 1 2:00 non switch  
NS CO-15-2143RM   5.0" .47" 12V 1 2:00 superheat metric threads
NS CO-15-2197R   5.0" .47" 12V 1 2:00 pressure metric threads
NS CO-15-2198R   5.58" .47" 12V 1 2:00 superheat dust cover
NS CO-15-2199R   5.58" .47" 12V 1 2:00 pressure dust cover
COMPRESSORS / GM A6 Compressor Switch Chart
AA PART NO.
GM SWITCH NO.
HOUSING COLOR
NO. OF TERMINALS
SWITCH CONDITION
TYPE
TEMP. (°F)
SW 2110 6551059 METAL 1 OPEN 4  
SW 2122 6552017 WHITE 1 OPEN 2 77
SW 2150 6552034 WHITE 1 OPEN 1 221
SW 2194 6551651 RED 1 CLOSED 1 257
SW 2206 6551751 RED 1 CLOSED 3 257
SW 2235 6551828 GREEN 1 OPEN 1 221
SW 2331 6551917 RED 2 CLOSED 3 257
SW 2335 6551944 GRAY 2 CLOSED 3 221
SW 2336 6551999 YELLOW 2 OPEN 3 77
SW 2503 6551998 PURPLE 2 OPEN 3 221
SW 2830 6559741 LIGHT BLUE 2 CLOSED 3 257
15-2831 9559742 BROWN 2 OPEN 3 77
15-2916 6559772 DARK ORANGE 2 CLOSED 3 257
15-20104 6559906 RED 2 OPEN 3 221
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