Standard Ignition PC1236 Engine Camshaft Position Sensor - Intake

Engine Camshaft Position Sensor for GM Applications

Standard Ignition PC1236 is an engine camshaft position sensor built for direct-fit service on a wide range of GM vehicles. It uses a female oval plug-in connector with three male pin terminals for a straightforward electrical connection and accurate camshaft signal input.

Compatible With Chevrolet Blazer, Colorado, Silverado 1500, Tahoe, Trailblazer, and Trax; GMC Canyon, Sierra 1500, Yukon, Yukon XL, and Acadia; plus Buick, Cadillac, and other listed GM models. This part number, PC1236, is also a direct reference for service replacement searches.

Key Features

• Engine camshaft position sensor for ignition and engine management service
• Female connector with oval plug-in design
• 3-pin male terminal layout for OE-style electrical interface
• Built for intake-position applications where listed in fitment
• Standard Ignition PC1236 for GM vehicle repair and maintenance

Detailed Description

Standard Ignition PC1236 is used to monitor camshaft position so the engine control system can maintain proper timing and synchronization. The sensor’s connector design includes one female oval plug-in connection and three male pin terminals, which supports a clean replacement on the listed GM platforms. Search terms such as Chevrolet Silverado 1500 camshaft position sensor, GMC Sierra 1500 intake cam sensor, and Cadillac XT5 engine camshaft position sensor all point to this application family.

This part cross-references ACDelco 12698173 and Standard Motor Products CSS2040 for the same application. The PC1236 part number is commonly searched alongside GM ignition sensor replacement needs for Chevrolet, GMC, Buick, and Cadillac models.

Common Issues This Sensor May Address

• Camshaft position signal loss or intermittent sensor output
• Check engine light related to camshaft sensor circuit faults
• Hard starting or extended crank conditions tied to timing input errors
• Rough idle or drivability concerns caused by incorrect camshaft data
• Engine misfire or synchronization faults in supported GM vehicles

Installation Notes and Tips

Verify connector shape, terminal count, and sensor position before installation. This listing includes N/A and intake positions depending on application, so match the vehicle and engine layout to the fitment table before ordering. Inspect the harness connector for corrosion, bent terminals, or damaged locking tabs, and confirm the mounting surface is clean before installing the new sensor.

Fits 2020-2025 Chevrolet Blazer, N/A; Fits 2023-2025 Chevrolet Colorado, N/A; Fits 2019-2025 Chevrolet Silverado 1500, N/A; Fits 2021-2025 Chevrolet Tahoe, N/A; Fits 2021-2025 Chevrolet Trailblazer, Intake; Fits 2024-2025 Chevrolet Trax, Intake; Fits 2023-2025 GMC Canyon, N/A; Fits 2019-2025 GMC Sierra 1500, N/A; Fits 2021-2025 GMC Yukon, N/A; Fits 2020-2024 Buick Encore GX, Intake; Fits 2021-2024 Buick Envision, N/A; Fits 2020-2024 Cadillac CT4, N/A; Fits 2020-2024 Cadillac CT5, N/A; Fits 2021-2024 Cadillac Escalade, N/A; Fits 2021-2024 Cadillac Escalade ESV, N/A; Fits 2019-2024 Cadillac XT4, N/A; Fits 2020-2024 Cadillac XT5, N/A; Fits 2023-2024 GMC Yukon XL, N/A; Fits 2021 GMC Yukon XL, N/A; Fits 2020-2023 GMC Acadia, N/A; Fits 2021-2022 Cadillac XT6, N/A; Fits 2022 Chevrolet Silverado 1500 LTD, N/A; Fits 2022 GMC Sierra 1500 Limited, N/A; Fits 2019-2020 Cadillac CT6, N/A; Fits 2018-2019 Chevrolet Suburban 3500 HD, N/A.

Quality Assurance

Standard Ignition supplies replacement ignition and engine management components for service applications across GM platforms. PC1236 is specified with OE-style connector and terminal details to support accurate fitment matching for the listed vehicles.