LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Cadillac >> 2009 >> STS V >> Repair and Diagnosis >> External Pages >> Different car >> Section 770 (Programming And Setup - All Systems) >> Repair Instructions >> Audio Amplifier Programming and Setup >> Replace and Program ECU or Reprogram ECU
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Replace and Program ECU or Reprogram ECU

WARNING: This page is about a different car, the 2013 Cadillac CTS. However, it is still accessible from the selected car via links, so may be relevant.

with RPO UQA 

This ECU does not require SPS programming or any setup procedures.

with RPO UQS 

To program a replacement or an existing ECU, perform the following procedure:

  1. Install EL-49642  SPS Programming Support Tool.
  2. Access the Service Programming System (SPS) and follow the on-screen instructions.
  3. On the SPS Supported Controllers screen, select Amplifier - Programming and follow the on-screen instructions.
  4. At the end of programming, choose the "Clear All DTCs" function on the SPS screen.
scientia non olet · About LEMON Manuals