It is screewed into the passenger side of the engine, just in front of the starter.
All the speakers in a 1991 Chevy Silverado should be 4x6 if they are stock.
Location of knock sensor 1991 GM sierra 350 2500?
There is no "knock sensor" on a 4.0L engine
3200
It is located right above the starter for a 5.7l V8, not sure for the 4.3 or 5.0, probably the same place
Make SURE the engine is COLD. Then unscrew the old sensor and install the new one. Antifreeze will leak out of the engine so be quit when replacing it.
85 mph.
The function of the knock sensor ob a sensor on a 1991 4.3 s10 is to provide the computer the position of the crank shaft to give it the right information to get correct timing. That would be the crank position sensor. The knock sensor monitors the engine for spark knock (ping) so the ECM (Engine Control Module) can retard the timing to eliminate it.
YES it is.
There is no knock sensor on a 94 4L jeep engine. In 1991 when they changed to the 4L HO motor, they removed the knock sensor from the system.
1991 probably doesn't have a crank sensor, it probably has a reference in the distributor.
Generally, a stock silverado will have four speakers; two in the dashboard and two behind the seat.