S10/T10 P/U 2WD V6-4.3L VIN W (1997)
This bulletin revises DTC P0122, DTC P0154 and the Knock Sensor Replacement Procedure in Sections 6 and 6E of the appropriate Service Manuals as
follows:
DTC PO122 - Change Step 3 YES answer to "Go to Step 12" in the following Service Manuals:
1996 S/T Truck Book 2, Page 6E-449
1997 S/T Truck Book 2, Page 6-900
DTC PO154 - Change all HO2S diagnostic table callouts to "Bank 2 Sensor 1" in the following Service Manual:
1997 S/T Truck Book 2, Pages 6-956 and 6-957
Attach the revised Knock Sensor Replacement procedure to the following Service Manuals:
1996 S/T Truck Book 2, Pages 6E-762, 763
1997 S/T Truck Book 2, Pages 6-1220, 1221
