Crankshaft sensor location needed

Tiny
DAWG64
  • MEMBER
  • 2008 BUICK LUCERNE
  • 3.8L
  • 6 CYL
  • 2WD
  • AUTOMATIC
  • 129,000 MILES
Can anyone tell me where the crankshaft sensor is located on my car listed above CXL, 308 motor?
Tuesday, November 17th, 2020 AT 3:00 PM

2 Replies

Tiny
KASEKENNY
  • MECHANIC
  • 18,907 POSTS
I attached the process from the manual on how to replace it. Let us know if you need more info. Thanks
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Tuesday, November 17th, 2020 AT 3:14 PM
Tiny
ASEMASTER6371
  • MECHANIC
  • 52,797 POSTS
Good morning,

I attached the procedure below which is in line with the pictures already provided in the previous response.

https://www.2carpros.com/articles/crankshaft-angle-sensor-replacement

https://www.2carpros.com/articles/how-a-crank-shaft-angle-sensor-works

Roy

Crankshaft Position Sensor Replacement

Tools Required

J 45059 Angle Meter

Removal Procedure

imageOpen In New TabZoom/Print

1. Remove the crankshaft balancer. Refer to Crankshaft Balancer Replacement (See: Harmonic Balancer - Crankshaft Pulley > Removal and Replacement).
2. Disconnect the engine harness electrical connector (3) from the crankshaft position (CKP) sensor.

imageOpen In New TabZoom/Print

3. Remove the CKP sensor shield.

imageOpen In New TabZoom/Print

4. Remove the CKP sensor studs and sensor.

Installation Procedure

imageOpen In New TabZoom/Print

Notice: Refer to Fastener Notice (See: Vehicle > Vehicle Damage Warnings > Fastener Notice).

1. Install the CKP sensor and studs.

Tighten the studs to 20 N.m (15 lb ft) plus an additional 40 degrees usingJ 45059.

imageOpen In New TabZoom/Print

2. Install the CKP sensor shield.

imageOpen In New TabZoom/Print

3. Connect the engine harness electrical connector (3) to the CKP sensor.
4. Remove the crankshaft balancer. Refer to Crankshaft Balancer Replacement (See: Harmonic Balancer - Crankshaft Pulley > Removal and Replacement).

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Wednesday, November 18th, 2020 AT 3:04 AM

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