GM Service Manual Online
For 1990-2009 cars only

Object Number: 2019997  Size: SH

Callout

Component Name

Preliminary Procedure

Disconnect the negative battery cable. Refer to Battery Negative Cable Disconnection and Connection.

1

Engine Control Module Retainer (Qty: 3)

Procedures

  1. Disconnect the electrical connector.
  2. Pull up the engine control module from the battery box.
  3. Open with caution both retainers at the sides and pull the engine control module outside the bracket.

2

Engine Control Module

Procedure

Refer to Control Module References for programming and set up of the engine control module.