Crank Position Sensor - Installation

File In Section: 6E - Engine Fuel & Emission

Bulletin No.: 47-65-18

Date: September, 1994

Subject:
Crank Position Sensor Installation

Models:
1995 Chevrolet and GMC Truck S/T Models with 4.3L Engine
(VIN W - RPO L35)





The crank position sensor must be fully seated and held prior to tightening the hold down bracket bolt (see Figure 1). Torque the hold down bracket bolt to 8 - 9 N-m (5.9 - 6.6 lb.ft.). Use hand tools only - do NOT exceed the torque specification.





A sensor which is cocked and/or loose in the front cover bore may cause the holding bracket to bend and/or lead to setting the following DTCs:

Note:
Misfire detection may only occur above 2400 engine RPM in this instance.

It these codes are detected, check the crank position sensor for proper seating.