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WalkerPart #: 235-1131
Walker 235-1131 Engine Crankshaft Position Sensor
⚙️ 43 vehicles fit this part
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
$26.05Free Shipping
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*Free return shipping only qualifies if our fitment verification tool is used.
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✅ In Stock · Ready To Ship
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✅OE Direct Replacement — Bolt-on fit, no modifications needed
📦Walker Products
🚗Fitment: Buick, Chevrolet, Pontiac, and Oldsmobile, Century, Impala, Monte Carlo, Grand Prix, Lumina, Skylark, Grand Am, and Cutlass Supreme
🔄Easy Returns — Return within 60 days for a full refund
🚚Fast Shipping — Most orders ship same business day before 1pm CST
Not what you need? Click here for all Engine Crankshaft Position Sensor options
Overview of Walker Products Engine Crankshaft Position Sensor
The Walker Products 235-1131 Engine Crankshaft Position Sensor is designed to provide accurate engine timing data for optimal vehicle performance. This sensor is compatible with select Buick, Chevrolet, Oldsmobile, and Pontiac models, including the Century, Cutlass Supreme, Grand Am, Grand Prix, Impala, Lumina, Monte Carlo, and Skylark.
- Color: Black
- Connector Quantity: 1
- Connector Shape: Oval
- Terminal Quantity: 3
- Connector Gender: Male
- Terminal Gender: Female
- Mounting Bracket: Not included
Walker Products Brand Line Details
Walker Products offers a range of automotive sensors engineered for reliable engine management. The 235-1131 crankshaft position sensor is part of this line, focusing on precision and compatibility with various GM vehicles. This product line emphasizes fitment accuracy and durable construction to meet OEM specifications.
Product Description and Attributes
The Walker 235-1131 crankshaft position sensor features a black housing with a single oval-shaped connector designed for secure electrical connection. It includes three terminals with female terminal gender, while the connector itself is male, ensuring proper mating with the vehicle’s wiring harness. Although this sensor does not come with a mounting bracket, it is engineered for straightforward installation in compatible Buick, Chevrolet, Oldsmobile, and Pontiac models.
Common Applications and Problem Resolution
- Helps resolve engine misfires caused by inaccurate crankshaft position data
- Addresses issues with engine stalling or rough idling
- Corrects problems related to poor acceleration or hesitation
- Prevents check engine light triggers related to crankshaft sensor faults
- Supports proper ignition timing and fuel injection synchronization
Installation Notes and Tips
- Ensure the vehicle is turned off and the battery is disconnected before installation
- Verify the connector shape and terminal configuration match the vehicle’s wiring harness
- Handle the sensor carefully to avoid damage to terminals or connector pins
- Check for proper sensor alignment and secure mounting (mounting bracket not included)
- Test sensor operation after installation to confirm correct engine timing signals
Quality Assurance and Warranty
Walker Products maintains strict quality control standards for the 235-1131 crankshaft position sensor to ensure reliable performance and durability. This sensor is manufactured to meet or exceed OEM specifications for fit and function. Warranty details should be confirmed with the product documentation or supplier.
| Brand | Walker |
| Part Number | 235-1131 |
| Position | Walker Products |
| Color | Black |
| Connector Gender | Male |
| Connector Quantity | 1 |
| Connector Shape | Oval |
| Mounting Bracket Included | No |
| Terminal Gender | Female |
| Terminal Quantity | 3 |
This part fits 43 vehicles. Search below:
| Year | Make | Model | Liters | Cylinders | Fuel Type | Position | Notes |
|---|---|---|---|---|---|---|---|
| 2005 | Buick | Century | 3.1L | V6 | GAS | N/A | Engine Crankshaft Position Sensor fits at the rear of the engine harmonic balancer.; Walker Products |
| 2005 | Chevrolet | Impala | 3.4L | V6 | GAS | N/A | Engine Crankshaft Position Sensor fits at the rear of the engine harmonic balancer.; Walker Products |
| 2005 | Chevrolet | Monte Carlo | 3.4L | V6 | GAS | N/A | Engine Crankshaft Position Sensor fits at the rear of the engine harmonic balancer.; Walker Products |
| 2004 | Buick | Century | 3.1L | V6 | GAS | N/A | Engine Crankshaft Position Sensor fits at the rear of the engine harmonic balancer.; Walker Products |
| 2004 | Chevrolet | Impala | 3.4L | V6 | GAS | N/A | Engine Crankshaft Position Sensor fits at the rear of the engine harmonic balancer.; Walker Products |
| 2004 | Chevrolet | Monte Carlo | 3.4L | V6 | GAS | N/A | Engine Crankshaft Position Sensor fits at the rear of the engine harmonic balancer.; Walker Products |
| 2003 | Buick | Century | 3.1L | V6 | GAS | N/A | Engine Crankshaft Position Sensor fits at the rear of the engine harmonic balancer.; Walker Products |
| 2003 | Chevrolet | Impala | 3.4L | V6 | GAS | N/A | Engine Crankshaft Position Sensor fits at the rear of the engine harmonic balancer.; Walker Products |
| 2003 | Chevrolet | Monte Carlo | 3.4L | V6 | GAS | N/A | Engine Crankshaft Position Sensor fits at the rear of the engine harmonic balancer.; Walker Products |
| 2003 | Pontiac | Grand Prix | 3.1L | V6 | GAS | N/A | Engine Crankshaft Position Sensor fits at the rear of the engine harmonic balancer.; Walker Products |
| 2002 | Buick | Century | 3.1L | V6 | GAS | N/A | Engine Crankshaft Position Sensor fits at the rear of the engine harmonic balancer.; Walker Products |
| 2002 | Chevrolet | Impala | 3.4L | V6 | GAS | N/A | Engine Crankshaft Position Sensor fits at the rear of the engine harmonic balancer.; Walker Products |
| 2002 | Chevrolet | Monte Carlo | 3.4L | V6 | GAS | N/A | Engine Crankshaft Position Sensor fits at the rear of the engine harmonic balancer.; Walker Products |
| 2002 | Pontiac | Grand Prix | 3.1L | V6 | GAS | N/A | Engine Crankshaft Position Sensor fits at the rear of the engine harmonic balancer.; Walker Products |
| 2001 | Buick | Century | 3.1L | V6 | GAS | N/A | Engine Crankshaft Position Sensor fits at the rear of the engine harmonic balancer.; Walker Products |
| 2001 | Chevrolet | Impala | 3.4L | V6 | GAS | N/A | Engine Crankshaft Position Sensor fits at the rear of the engine harmonic balancer.; Walker Products |
| 2001 | Chevrolet | Lumina | 3.1L | V6 | GAS | N/A | Engine Crankshaft Position Sensor fits at the rear of the engine harmonic balancer.; Walker Products |
| 2001 | Chevrolet | Monte Carlo | 3.4L | V6 | GAS | N/A | Engine Crankshaft Position Sensor fits at the rear of the engine harmonic balancer.; Walker Products |
| 2001 | Pontiac | Grand Prix | 3.1L | V6 | GAS | N/A | Engine Crankshaft Position Sensor fits at the rear of the engine harmonic balancer.; Walker Products |
| 2000 | Buick | Century | 3.1L | V6 | GAS | N/A | Engine Crankshaft Position Sensor fits at the rear of the engine harmonic balancer.; Walker Products |
| 2000 | Chevrolet | Impala | 3.4L | V6 | GAS | N/A | Engine Crankshaft Position Sensor fits at the rear of the engine harmonic balancer.; Walker Products |
| 2000 | Chevrolet | Lumina | 3.1L | V6 | GAS | N/A | Engine Crankshaft Position Sensor fits at the rear of the engine harmonic balancer.; Walker Products |
| 2000 | Chevrolet | Monte Carlo | 3.4L | V6 | GAS | N/A | Engine Crankshaft Position Sensor fits at the rear of the engine harmonic balancer.; Walker Products |
| 2000 | Pontiac | Grand Prix | 3.1L | V6 | GAS | N/A | Engine Crankshaft Position Sensor fits at the rear of the engine harmonic balancer.; Walker Products |
| 1999 | Buick | Century | 3.1L | V6 | GAS | N/A | Engine Crankshaft Position Sensor fits at the rear of the engine harmonic balancer.; Walker Products |
| 1999 | Chevrolet | Lumina | 3.1L | V6 | GAS | N/A | Engine Crankshaft Position Sensor fits at the rear of the engine harmonic balancer.; Walker Products |
| 1999 | Chevrolet | Monte Carlo | 3.1L | V6 | GAS | N/A | Engine Crankshaft Position Sensor fits at the rear of the engine harmonic balancer.; Walker Products |
| 1999 | Pontiac | Grand Prix | 3.1L | V6 | GAS | N/A | Engine Crankshaft Position Sensor fits at the rear of the engine harmonic balancer.; Walker Products |
| 1998 | Buick | Century | 3.1L | V6 | GAS | N/A | Engine Crankshaft Position Sensor fits at the rear of the engine harmonic balancer.; Walker Products |
| 1998 | Buick | Skylark | 3.1L | V6 | GAS | N/A | Engine Crankshaft Position Sensor fits at the rear of the engine harmonic balancer.; Walker Products |
| 1998 | Chevrolet | Lumina | 3.1L | V6 | GAS | N/A | Engine Crankshaft Position Sensor fits at the rear of the engine harmonic balancer.; Walker Products |
| 1998 | Chevrolet | Monte Carlo | 3.1L | V6 | GAS | N/A | Engine Crankshaft Position Sensor fits at the rear of the engine harmonic balancer.; Walker Products |
| 1998 | Pontiac | Grand Am | 3.1L | V6 | GAS | N/A | Engine Crankshaft Position Sensor fits at the rear of the engine harmonic balancer.; Walker Products |
| 1998 | Pontiac | Grand Prix | 3.1L | V6 | N/A | Engine Crankshaft Position Sensor fits at the rear of the engine harmonic balancer.; Walker Products | |
| 1998 | Pontiac | Grand Prix | 3.1L | V6 | GAS | N/A | Engine Crankshaft Position Sensor fits at the rear of the engine harmonic balancer.; Walker Products |
| 1997 | Buick | Century | 3.1L | V6 | GAS | N/A | Engine Crankshaft Position Sensor fits at the rear of the engine harmonic balancer.; Walker Products |
| 1997 | Buick | Skylark | 3.1L | V6 | GAS | N/A | Engine Crankshaft Position Sensor fits at the rear of the engine harmonic balancer.; Walker Products |
| 1997 | Chevrolet | Lumina | 3.1L | V6 | GAS | N/A | Engine Crankshaft Position Sensor fits at the rear of the engine harmonic balancer.; Walker Products |
| 1997 | Chevrolet | Monte Carlo | 3.1L | V6 | GAS | N/A | Engine Crankshaft Position Sensor fits at the rear of the engine harmonic balancer.; Walker Products |
| 1997 | Oldsmobile | Cutlass Supreme | 3.1L | V6 | N/A | Timing Cover Placement; Walker Products | |
| 1997 | Pontiac | Grand Am | 3.1L | V6 | GAS | N/A | Engine Crankshaft Position Sensor fits at the rear of the engine harmonic balancer.; Walker Products |
| 1997 | Pontiac | Grand Prix | 3.1L | V6 | N/A | Engine Crankshaft Position Sensor fits at the rear of the engine harmonic balancer.; Walker Products | |
| 1997 | Pontiac | Grand Prix | 3.1L | V6 | GAS | N/A | Engine Crankshaft Position Sensor fits at the rear of the engine harmonic balancer.; Walker Products |
* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
This part directly replaces or is cross-referenced with the following part numbers:
110-009-B9110009B912567649147-442147-47614744214747619325615213-330213330221762229624506905245082132CRK01554D-10634D10635S1676751799083329587990917-75991775996141CSS132CSS76EH0145PC82PC82TS10073SS10195SS10207SU1179
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.