GM Service Manual Online
For 1990-2009 cars only

Engine Controls Schematic Reference 3.4 VIN X Wcar Chev/Olds

Reference Qualifier

Reference on Schematic

Service Category Type Number - Service Category

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Data Link Connector (DLC) - Cell 50

8A-50-0

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Data Sensors - Cell 21

8A-21-6

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EGR Valve - Cell 21

8A-21-8

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Fuel Tank - Cell 21

8A-21-3

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Fuse Block Details - Cell 11

8A-11-0

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Ground Distribution - Cell 14

8A-14-0

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Instrument Cluster - Cell 81

8A-81-0

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Power Distribution - Cell 10

8A-10-0

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Sensors - Cell 21

8A-21-6, 7

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TFT Sensor - Cell 21

8A-21-12

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TP and MAP Sensors - Cell 21

8A-21-6, 7