GM Service Manual Online
For 1990-2009 cars only
Makes
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Saturn
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2009
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Astra
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Body Systems
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Horns
🢒 Horn Schematics
Master Electrical Component List
Horns System Description and Operation
Control Module References
B+ Bus 2 of 2
Power, Ground , Class 2, and GM Low Speed Serial Data (CAN A)
G101 and G102