Interior Backlighting Does Not Dim

2006 Pontiac G6 GTP, 2D Coupe, StandardSECTION Interior Backlighting Does Not Dim
WARNING: This page is about a different car, the 2005 Pontiac G6. However, it is still accessible from the selected car via links, so may be relevant.
Interior Backlighting Does Not Dim

Step Action Yes No
Schematic Reference: Interior Lights Dimming Schematics 
Connector End View Reference: Master Electrical Component List in Wiring Systems
1 Did you perform the Diagnostic System Check - Vehicle? Go to Step 2  Go to Diagnostic System Check - Vehicle in Vehicle DTC Information
2
  1. Place the headlamp switch in the PARK position.
  2. Operate the instrument panel (I/P) dimmer switch.
Do the instrument panel lamps operate properly?
Go to Testing for Intermittent Conditions and Poor Connections in Wiring Systems Go to Step 3 
3
  1. Place the headlamp switch in the OFF position.
  2. Disconnect the I/P dimmer switch.
  3. Place the headlamp switch in the PARK position.
Are the instrument panel lamps illuminated?
Go to Step 4  Go to Step 6 
4 Test the I/P dimmer switch signal circuit for a short to ground. Refer to Circuit Testing and Wiring Repairs in Wiring Systems.
Did you find and correct the condition?
Go to Step 9  Go to Step 5 
5 Inspect for poor connections at the body control module (BCM). 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 9  Go to Step 7 
6 Inspect for poor connections at the I/P dimmer switch. 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 9  Go to Step 8 
7 Replace the BCM. Refer to Control Module References in Computer/Integrating Systems for replacement, setup, and programming.
Did you complete the repair?
Go to Step 9  -
8 Replace the I/P dimmer switch. Refer to Instrument Panel (I/P) Dimmer Switch Replacement .
Did you complete the replacement?
Go to Step 9  -
9 Operate the system in order to verify the repair.
Did you correct the condition?
System OK Go to Step 3 
RENDER: 1.0x

NO RELATED

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