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Home >> Chevrolet >> 2005 >> Chevy Express H1500, Van Passenger >> Repair and Diagnosis >> Accessories & Equipment >> Gauges & Instrument Panels >> Instrument Panel System Displays, Gauges And Console >> Diagnostic Information and Procedures >> Chime Inoperative

Chime Inoperative

Chime Inoperative

Step Action Value(s) Yes No
Schematic Reference: Audible Warnings Schematics 
Connector End View Reference: Instrument Panel, Gages, and Console Connector End Views  or Computer/Integrating Systems Connector End Views in Computer/Integrating Systems
DEFINITION: One or more chime functions are inoperative.
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. Turn OFF the ignition, with the key in the ignition.
  2. Open the driver door.
Does the chime sound?
- Go to Testing for Intermittent Conditions and Poor Connections in Wiring Systems Go to Step 3 
3 Is the vehicle equipped with a chime module (UL5)? - Go to Step 5  Go to Step 4 
4
  1. Turn the radio ON.
  2. Adjust the radio balance and fade to the left front speakers.
Does the speaker operate properly?
- Go to Step 5  Go to Speakers Inoperative - One or More in Entertainment
5
  1. Install a scan tool.
  2. Turn ON the ignition, with the engine OFF.
  3. With a scan tool, observe the Key in Ignition parameter in the body control module (BCM) Inputs data list.
Does the Key in Ignition parameter display Yes?
- Go to Step 7  Go to Step 6 
6
  1. Turn OFF the ignition, with the key in the ignition.
  2. Disconnect the BCM connector C4.
  3. Connect a test lamp between the signal circuit of the ignition key alarm switch and battery voltage.
Does the test lamp illuminate?
- Go to Step 12  Go to Step 8 
7
  1. Turn OFF the ignition.
  2. Disconnect the driver door ajar switch.
  3. Place the key in the ignition.
  4. Connect a 3-ampere fused jumper between the signal circuit of the driver door ajar switch and the ground circuit of the driver door ajar switch.
Does the chime sound?
- Go to Step 13  Go to Step 10 
8 Test the signal circuit of the ignition key alarm switch for an open, for a high resistance, or for a short to voltage. Refer to Circuit Testing and Wiring Repairs in Wiring Systems.
Did you find and correct the condition?
- Go to Step 20  Go to Step 9 
9 Test the ground circuit of the ignition key alarm switch for an open or for a high resistance. Refer Circuit Testing and Wiring Repairs in Wiring Systems.
Did you find and correct the condition?
- Go to Step 20  Go to Step 14 
10 Test the signal circuit of the driver door ajar switch for an open, for a high resistance, or for a short to voltage. Refer to Circuit Testing and Wiring Repairs in Wiring Systems.
Did you find and correct the condition?
- Go to Step 20  Go to Step 11 
11 Test the ground circuit of the driver door ajar switch for an open or for a high resistance. Refer to Circuit Testing and Wiring Repairs in Wiring Systems.
Did you find and correct the condition?
- Go to Step 20  Go to Step 15 
12 Inspect for poor connections at the harness connector of the 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 20  Go to Step 16 
13 Inspect for poor connections at the harness connector of the driver door ajar 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 20  Go to Step 17 
14 Inspect for poor connections at the harness connector of the ignition key alarm 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 20  Go to Step 18 
15 Inspect for poor connections at the harness connector of the chime module. 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 20  Go to Step 19 
16 Replace the BCM. Refer to Control Module References in Computer/Integrating Systems for replacement, setup, and programming.
Did you complete the replacement?
- Go to Step 20  -
17 Replace the driver door ajar switch. Refer to Lock Replacement - Front Door in Doors.
Did you complete the replacement?
- Go to Step 20  -
18 Replace the ignition key alarm switch. Refer to Ignition Switch Replacement in Steering Wheel and Column.
Did you complete the replacement?
- Go to Step 20  -
19 Replace the chime module. Refer to Control Module References in Computer/Integrating Systems for replacement, setup, and programming.
Did you complete the replacement?
- Go to Step 20  -
20 Operate the system in order to verify the repair.
Did you correct the condition?
- System OK Go to Step 2