GM Genuine Parts 213-3205 Manifold Absolute Pressure Sensor - Reliable

Our review of the GM Genuine Parts 213-3205 Manifold Absolute Pressure (MAP) Sensor finds it is a straightforward, vehicle-specific replacement aimed at DIY mechanics and professional technicians who need correct intake pressure data for reliable engine management. The single biggest reason to buy this sensor is accurate, OE-style performance: it provides the signal the engine control module uses to calculate air mass so fuel delivery is correct, restoring smooth idle and addressing idle shutter issues on compatible vehicles.

Key Features

• Direct replacement fit: Manufactured to meet expectations for fit, form, and function so it installs cleanly in vehicle-specific applications.
• Engine management support: Supplies the intake manifold pressure signal the engine control module uses with the throttle position sensor to calculate fuel injection.
• Premium aftermarket construction: Built as an ACDelco Professional, premium aftermarket part to deliver dependable operation comparable to OEM units.
• Plastic material: Durable plastic construction resists typical under-hood conditions while keeping weight and cost down.
• Improves engine smoothness: Customers report it fixes idle shutter and helps the engine run smooth after installation.

Who It's For

This MAP sensor is best for owners of compatible GM vehicles and independent shops that need a straightforward, vehicle-specific sensor to restore proper engine air measurement and fuel control. It suits people comfortable with basic engine bay replacement tasks since installation is described as easy and the fit is typically precise.

Buyers who need a universal part or who expect additional recalibration hardware should look elsewhere, as this unit is a direct, vehicle-specific replacement designed to meet original fit and function rather than provide adjustable or multi-vehicle compatibility.

Pros & Cons

Pros

• Accurate signal output that helps the engine control module calculate proper fuel delivery.
• Manufactured as a premium aftermarket option with dependable fit and quality comparable to OEM expectations.
• Easy to install with a fit customers describe as perfect for models like the 1994 Blazer.

Cons

• Value perceptions vary among buyers, so some may find the price point less compelling than other aftermarket options.

Specifications

Our Verdict

The GM Genuine Parts 213-3205 MAP Sensor is a reliable, vehicle-specific replacement that restores correct manifold pressure readings and improves idle smoothness for compatible vehicles. It is a sensible buy for DIYers and repair shops seeking OE-style fit and dependable performance, though shoppers focused solely on lowest cost may want to compare alternative aftermarket options.

Frequently Asked Questions

Will this sensor fit my vehicle?
It is a vehicle-specific part; verify compatibility with your vehicle make, model, and year before purchasing.

Does installation require programming?
Most installations are plug-and-play and do not require additional programming, but follow vehicle service guidance for post-install checks.

What problem does this fix?
It corrects intake manifold pressure readings to help resolve idle shutter and improve engine smoothness when the original sensor has failed.