Charge Indicator Always On. Buick GL7 (Export) 2000

For 1990-2009 cars

Step | Action | Value | Yes | No
--- | --- | --- | --- | ---
SCHEMATIC REFERENCE: Starting and Charging Schematics
1 | Did you perform the Diagnostic System Check - Starting and Charging? | -- | Go to Step 2 | Go to Diagnostic System Check - Engine Electrical

2

1. Install a scan tool
2. Start the engine.
3. With a scan tool, observe the Ignition 1 parameter in the PCM data list.

Is the Ignition 1 parameter greater than the specified value?

11.5 Volts

Go to Step 3

Go to Charging System Test

3 | Inspect for poor connections at the IPC harness connector. Refer to Testing for Intermittent Conditions and Poor Connections and Connector Repairs in Wiring Systems. Did you find and correct the condition? | -- | Go to Step 5 | Go to Step 4
4 | Replace the IPC. Refer to Instrument Cluster Replacement in Instrument Panel, Gauges and Console. Did you complete the replacement? | -- | Go to Step 5 | --
5 | Operate the system for which the symptom occurred. Did you correct the condition? | -- | System OK | Go to Step 2