GM Service Manual Online
For 1990-2009 cars only
Makes
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Pontiac
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1999
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Grand Prix
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Body and Accessories
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Horns
🢒 Horn Schematics
Cell 40
Horns Components
Horns Circuit Description
Cell 14: RH/IP Ground G200 (2 of 4)
Cell 14: Forward Lamp Grounds G101
SIR Handling Caution
Cell 11: B/U LAMP, ECM SENSE, ALT SENSE, FUEL PUMP, FOG LP and HORN Fuses