ACDelco 24222077 Automatic Transmission Manual Valve Position Pressure Switch

The ACDelco 24222077 is a GM Original Equipment automatic transmission manual valve position pressure switch designed for 4L80E, 4L85E, and 4L90E automatic transmissions. This pressure switch manifold assembly monitors transmission fluid pressure and communicates critical gear position information to the vehicle's electronic control unit (ECU), ensuring proper transmission operation and smooth shifting performance.

Key Features:

• GM Original Equipment quality - designed, engineered, and tested by General Motors
• Direct replacement for manual shift shaft position switch in automatic transmission systems
• Monitors transmission fluid pressure and valve position for accurate ECU data
• Manufactured to GM OE specifications for precise fit, form, and function
• Compatible with 4L80E, 4L85E, and 4L90E equipped GM vehicles from 1991 and later
• Helps diagnose and resolve P1810 transmission fault codes and hard shifting issues
• Includes 24-month/unlimited mile limited warranty

This OEM pressure switch is commonly used in Chevrolet, GMC, Hummer, and Isuzu trucks equipped with 4-speed automatic transmissions featuring a 17-bolt oil pan. Applications include Silverado, Sierra, Express, Savana, Suburban, Avalanche, and H1 models with various V8 engines including 5.0L, 5.7L, 6.0L, 7.4L, 8.1L gasoline and 6.5L diesel configurations. The switch provides the same performance, durability, and service life you expect from General Motors original equipment.