GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Chevrolet 🢒 1999 🢒 Astro - 2WD 🢒 Body and Accessories 🢒 Lighting Systems 🢒 Hazard Lamps Inoperative

Hazard Lamps Inoperative Non VE1

Step

Action

Value(s)

Yes

No

1

Did you perform the Exterior Lights System Check?

--

Go to Step 2

Go to Exterior Lights System Check

2
  1. Place the ignition switch in the RUN position.
  2. Turn the hazard flashed switch OFF.
  3. Place a turn signal ON.

Does the turn signal operate?

--

Go to Step 3

Go to Turn Signal Lamps Inoperative

3
  1. Place the turn signal in the OFF position.
  2. Disconnect the turn/hazard (part of C201).
  3. Connect a test lampJ 35616-200 from CKT 140 cavity E8 at C201 to ground.

Does the test lamp light?

--

Go to Step 4

Go to Step 5

4
  1. Reconnect the turn signal switch.
  2. Turn the hazard flashers ON.
  3. Use a test lampJ 35616-200 to backprobe CKT 61 (LT GRN) cavity E1 at the connector C201 to ground.

Does the test lamp light?

--

Go to Step 6

Go to Step 7

5

Repair the open in CKT 140 (ORN) from the turn signal switch to the instrument panel fuse block.

Is the repair complete?

--

Go to Exterior Lights System Check

--

6

Repair the open in CKT 62 (LT GRN) between the turn signal switch and S208.

Is the repair complete?

--

Go to Exterior Lights System Check

--

7

Replace the turn/hazard switch. Refer to the appropriate diagnostic table. Standard disassembly Turn Signal and Multifunction Switch Assembly - Disassemble - Off Vehicle . Standard assembly Inflatable Restraint Steering Wheel Module Coil Assemble - Off Vehicle . Tilt disassembly Steering Column Tilt Head Housing - Disassemble - Off Vehicle . Tilt assembly Steering Column Tilt Head Housing - Assemble - Off Vehicle .

Is the repair complete?

--

Go to Exterior Lights System Check

--

Hazard Lamps Inoperative VE1

Step

Action

Value(s)

Yes

No

1

Did the Exterior Lighting System Check bring you here

--

Go to Step 2

Go to Exterior Lights System Check

2

Check STOP/HAZ fuse 1 at the I/P Fuse Block.

Is the fuse functional?

--

Go to Step 4

Go to Step 3

3

Locate and repair overload and replace Stop/HAZ Fuse.

Is the repair complete?

--

Go to Exterior Lights System Check

4
  1. Place Ignition Switch in the RUN position
  2. Turn Hazard Flasher Switch OFF.
  3. Place a Turn Signal ON.

Do Turn Signals operate?

--

Go to Step 5

Go to Turn Signal Lamps Inoperative

5
  1. Place Turn Signal in OFF position.
  2. Disconnect the Turn/HazardSwitch (part of C201).
  3. Connect a test lampJ 35616-200 from ORN (140) wire cavity E8 at C201 to ground.

Does Test lamp light?

--

Go to Step 6

Go to Step 7

6
  1. Reconnect the Turn Signal Switch.
  2. Turn Hazard Flashers ON.
  3. Using a test lampJ 35616-200 , backprobe LT GRN (62) wire cavity E1 at Connector C201 to ground.

Does Test lamp light?

--

Go to Step 8

Go to Step 9

7

LOCATE and REPAIR open in ORN (140) wire from Turn Signal Switch to I/P Fuse Block.

Is the Repair Complete?

--

Go to Exterior Lights System Check

--

8

LOCATE and REPAIR open in LT BLU (1508) wire between Turn Signal Switch and S208.

Is the Repair complete?

--

Go to Exterior Lights System Check

--

9

Replace Turn/Hazard Switch Turn Signal and Multifunction Switch Assembly - Disassemble - Off Vehicle Turn Signal and Multifunction Switch Assembly - Assemble - Off Vehicle .

Is the Repair complete?

--

Go to Exterior Lights System Check

--