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Home >> GMC >> 2000 >> Yukon Base, 4.8 V, RWD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 8 (Body Control Modules - Old Style) >> Diagnostic Tests >> DTC 44: Last Transmitter Message Received Had Encryption Error >> Testing

DTC 44: Last Transmitter Message Received Had Encryption Error: Testing

WARNING: This page is about a different variant/trim than selected.
  1. Reprogram Remote Keyless Entry (RKE) transmitter. See REMOTE KEYLESS ENTRY (RKE) TRANSMITTER  under PROGRAMMING. Attempt to perform all functions controlled by RKE transmitter. If RKE transmitter controls all functions, repair is complete. If RKE transmitter does not control all functions, go to next step.
  2. Program a known-good RKE transmitter. Attempt to perform all functions controlled by RKE transmitter. If RKE transmitter controls all functions, repair is complete. If RKE transmitter does not control all functions, go to next step.
  3. Replace Body Control Module (BCM). See BODY CONTROL MODULE (BCM)  under REMOVAL & INSTALLATION. Reprogram RKE transmitter(s). Retest operation.
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