July 1: So it begins. Don't worry, this is not in the correct legal jurisdiction!

Automatic Transmission Controls Schematics

Fig 1: Valve Controls - 4.3L

Courtesy of GENERAL MOTORS CORP.

Fig 2: Switch Inputs and PNP Switch - 4.3L

Courtesy of GENERAL MOTORS CORP.

Fig 3: VSS Inputs, 4WD Low Indicator Signal - 4.3L

Courtesy of GENERAL MOTORS CORP.

Fig 4: Brake Switch Input (4.3L) and Tow/Haul Switch

Courtesy of GENERAL MOTORS CORP.