Skylark V6-191 3.1L VIN M SFI (1994)
Please replace the schematic found in Section 8A-21-1 of the appropriate Service Manual with this update.
The schematic has been updated with the ignition timing sensor (crankshaft position sensor - 3x).
Buick Workshop Service and Repair Manuals
Multiport Fuel Injection - Revised Schematic|Page 4312 >
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