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Home >> Buick >> 1995 >> Park Avenue Base >> Repair and Diagnosis >> Engine Performance >> Testing & Diagnosis >> Engine Controls - Tests W/Codes >> ECM/Pcm Code Charts >> Code P1571, Traction Control Desired Torque Out Of Range >> Test Description
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Test Description

NOTE: Test numbers refer to numbers on diagnostic chart.
  1. Checks circuit for an open or short to ground.
  2. Ensures EBTCM is proving a proper PWM signal to PCM.
Fig 1: Code P1571 Schematic (3.8L) Traction Control Desired Torque Out Of Range
G95D13873
Fig 2: Code P1571 Diagnostic Flow Chart (3.8L) Traction Control Desired Torque Out Of Range
G94C35289
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