OE Quality
60-Day Returns

Walker 235-1604 Engine Camshaft Position Sensor
Reliable Engine Camshaft Position Sensor for Buick and Cadillac
The Walker Products 235-1604 Engine Camshaft Position Sensor is designed to provide accurate timing signals for optimal engine performance. Specifically compatible with Buick DTS and Cadillac Lucerne models, this sensor ensures precise camshaft position detection to support efficient engine operation.
- Compatible with Buick DTS and Cadillac Lucerne vehicles
- Part number 235-1604 for exact replacement
- Engine camshaft position sensor type for accurate timing
- Manufactured by Walker Products, a trusted brand line
- GTIN 00724620135897 for easy identification
About Walker Products Brand Line
Walker Products offers a range of automotive components focused on delivering reliable sensor technology. The 235-1604 camshaft position sensor is part of this product line, which emphasizes precision and durability to meet the specific requirements of ignition sensor applications in select Buick and Cadillac models.
Product Description and Function
The 235-1604 Engine Camshaft Position Sensor monitors the position and rotational speed of the camshaft, providing critical data to the engine control unit (ECU). This information is essential for proper fuel injection timing and ignition system operation. Using this sensor helps maintain engine efficiency, reduce emissions, and prevent misfires in compatible Buick DTS and Cadillac Lucerne vehicles.
Common Issues Addressed by This Sensor
- Engine misfires or rough idling
- Difficulty starting the engine
- Check engine light related to camshaft position errors
- Poor fuel economy due to incorrect timing
- Stalling or hesitation during acceleration
Installation Notes and Tips
When installing the Walker Products 235-1604 camshaft position sensor, ensure the engine is cool and the battery is disconnected to prevent electrical shorts. Locate the sensor on the camshaft housing of the Buick DTS or Cadillac Lucerne, remove the old sensor carefully, and install the new unit securely. Verify all electrical connections are tight and free of corrosion before reconnecting the battery and testing the vehicle.
Quality Assurance and Warranty
Walker Products maintains strict quality control standards for the 235-1604 sensor to ensure reliable performance and durability. While specific warranty details may vary, Walker Products typically offers coverage against manufacturing defects. Refer to the product documentation or manufacturer for exact warranty terms.
This part fits 13 vehicles. Search below:
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 2011 | Buick | Lucerne | 4.6L | V8 | N/A | Walker Products |
| 2011 | Cadillac | DTS | 4.6L | V8 | N/A | Walker Products |
| 2010 | Buick | Lucerne | 4.6L | V8 | N/A | Walker Products |
| 2010 | Cadillac | DTS | 4.6L | V8 | N/A | Walker Products |
| 2009 | Buick | Lucerne | 4.6L | V8 | N/A | Walker Products |
| 2009 | Cadillac | DTS | 4.6L | V8 | N/A | Walker Products |
| 2008 | Buick | Lucerne | 4.6L | V8 | N/A | Walker Products |
| 2008 | Cadillac | DTS | 4.6L | V8 | N/A | Walker Products |
| 2007 | Buick | Lucerne | 4.6L | V8 | N/A | Walker Products |
| 2007 | Cadillac | DTS | 4.6L | V8 | N/A | Walker Products |
| 2006 | Buick | Lucerne | 4.6L | V8 | N/A | Fits 2nd Design Mass Air Flow Sensor.; Walker Products |
| 2006 | Buick | Lucerne | 4.6L | V8 | N/A | 1st design Mass Air Flow Sensor ensures proper fitment.; Walker Products |
| 2006 | Cadillac | DTS | 4.6L | V8 | N/A | 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:
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.