GM 94859958 Module

( Brand: Gm ), ( Part Type: Module ), ( Manufacturer Part Number: 94859958 ), ( Genuine Oem: Yes ), ( Manufacturer Warranty: 1 Year ), ( Fitment Type: Direct Replacement ), ( Make: Chevrolet ), ( Year: 2001 2002 ), ( Replaces Part Number: 94859479, 94859900 )

Review GM Genuine Module fits PRIZM 2001–2002

GM 94859958 Module - Advanced Fuel System Control

The GM 94859958 Module is an essential component in modern automotive fuel systems, designed to optimize engine performance and ensure efficient fuel delivery. This module, manufactured by General Motors, is a critical piece of the on-board diagnostics (OBD) system and plays a significant role in maintaining the vehicle's overall health.

This advanced fuel system control module is engineered to monitor and regulate various fuel system functions, such as fuel pressure, fuel delivery, and emission control systems. It communicates with other vehicle systems through the OBD network, allowing for real-time performance analysis and diagnostic capabilities.

One of the primary functions of the GM 94859958 Module is to ensure the engine receives the optimal fuel mixture for each driving condition. It does this by constantly analyzing data from various sensors, such as oxygen sensors, air temperature sensors, and engine coolant temperature sensors. This information is then used to adjust fuel delivery and ignition timing to maintain optimal engine performance and maximize fuel efficiency.

Another essential function of this module is to monitor the vehicle's emission control systems, including the catalytic converter and exhaust gas recirculation (EGR) system. It checks the status of these systems and adjusts fuel delivery accordingly to ensure they are functioning correctly and efficiently.

The GM 94859958 Module is built with advanced error detection and diagnostic capabilities. When a fault is detected, it sets a diagnostic trouble code (DTC) and illuminates the Malfunction Indicator Lamp (MIL) on the dashboard. The module stores the diagnostic information, allowing technicians to use a scan tool to retrieve the codes and perform necessary repairs.

In summary, the GM 94859958 Module is a crucial component in modern fuel systems, designed to optimize engine performance, ensure efficient fuel delivery, and monitor emission control systems. Its advanced diagnostic capabilities enable quick identification and repair of potential issues, making it an indispensable tool for maintaining the health and longevity of modern vehicles.

The GM 94859958 module is a part used in various General Motors vehicles for engine control and emission systems. Here are some potential pros and cons of buying this module:

1. Improved Engine Performance: Replacing a faulty or malfunctioning engine control module with a new one can lead to improved engine performance, including better fuel efficiency, smoother idling, and reduced engine knocking.

2. Reduced Check Engine Light: A faulty engine control module can cause the check engine light to illuminate, which can be a nuisance and potentially lead to costly repairs. Replacing the module with a new one can help to eliminate the check engine light and prevent unnecessary repairs.

3. Compatibility: The GM 94859958 module is specifically designed for use in General Motors vehicles, ensuring that it will be compatible with the vehicle's wiring and electrical systems.

4. OEM Quality: The GM 94859958 module is an original equipment manufacturer (OEM) part, meaning that it is manufactured by the same company that originally produced it for the vehicle. OEM parts are often considered to be of high quality and can provide a better fit and function compared to aftermarket parts.

1. Cost: Replacing an engine control module with a new OEM part can be a costly repair, especially for older vehicles. The cost of the GM 94859958 module alone may be several hundred dollars, and labor costs can add significantly to the overall cost.

2. Availability: Depending on the specific vehicle and model year, the GM 94859958 module may be difficult to find or may be out of stock at some parts suppliers. This can result in a delay in getting the part and completing the repair.

3. Complexity: Engine control modules can be complex systems, and diagnosing and replacing a faulty module can be a complex and time-consuming process. It may require the use of specialized tools and equipment, and may involve programming the module to work with the specific vehicle.

The GM 94859958 module is an important part for maintaining the engine control and emission systems in General Motors vehicles. While the cost and availability of this part may be a concern, the benefits of improved engine performance and reduced check engine light can make it a worthwhile investment for some vehicle owners. Ultimately, the decision to buy this module depends on the specific needs and budget of the vehicle owner. If the check engine light is a persistent problem or the vehicle is experiencing significant engine performance issues, replacing the GM 94859958 module may be a necessary repair. However, for vehicles that are in good working order and do not have any major engine issues, it may be more cost-effective to address any minor issues with less expensive repairs or maintenance.

Before making a decision to buy the GM 94859958 module, it is important to have a thorough diagnosis of the vehicle's engine control and emission systems to determine if this is the root cause of any issues. If the diagnosis confirms that the engine control module is faulty, it may be worth considering the cost and benefits of replacing it with a new OEM part. However, if the diagnosis reveals that there are other less expensive repairs that can address the issue, it may be more cost-effective to pursue those options instead. It may also be worth considering the availability and cost of the module from different parts suppliers to ensure that the best deal is being obtained. Ultimately, the decision should be based on the specific needs and budget of the vehicle owner.

Details:

Parts must be resalable and in the original packaging. Electrical parts are not returnable. Shipping Carrier substitutions may be made at our determination in an attempt to reduce shipping cost the customer.

part #: 94859958 prices

• $120.37-$203.91

specifications ecusrush:

• for models: Prizm
• for years: 2001-2002
• brand: Gm
• part type: Module
• manufacturer part number: 94859958
• genuine oem: Yes
• manufacturer warranty: 1 Year
• fitment type: Direct Replacement
• make: Chevrolet
• year: 2001 2002
• replaces part number: 94859479, 94859900

seller ecusrush:

• # reviews: 4108
• rating: 99.4%
• city: Fort Lauderdale, Florida

shipping ecusrush:

• cost: $18.50
• service: Standard
• transit: 4-10 Days
• class: Standard
• type: Fixed

general ecusrush:

• Car Truck Parts Accessories > Starters, Alternators, ECUs Wiring > ECUs Computer Modules
• condition: New

returns ecusrush:

• paid by: Buyer
• time: 30 Days
• policy: Returns Accepted

offer ecusrush:

• quantity: 1
• sold: 0
• options: Ship-to-home
• started: June 7, 2025
• availability: In Stock

payments ecusrush:

• other
• credit card: Diners-club
• wallet: Apple-pay

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