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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 28 (Computer Relearn Procedures) >> Relearn Procedures (Trucks & Vans) >> Escalade, Pickup, Sierra, SILVERADO, TAHOE, YUKON & YUKON XL >> Powertrain Control Module (PCM) Programming (4.8L, 5.3L & 6.0L)

Powertrain Control Module (PCM) Programming (4.8L, 5.3L & 6.0L)

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  1. Ensure battery is fully charged. Turn ignition on. Program PCM using the Techline equipment manufacturer's instructions and latest software applicable for the vehicle model.
  2. Once PCM is reprogrammed, Crankshaft Position (CKP) sensor variation learn procedure, password learn procedure for anti-theft system, and PCM idle learn procedure must be performed.
NOTE: If programming fails, ensure all electrical connections on PCM are okay. Check Techline for latest software. If programming still fails, replace PCM.
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