2001 CHEVROLET ASTRO turn signal

6-40
7. Turn the halogen
bulb counterclockwise
to remove it from
the assembly.
8. Install the new bulb into the composite assembly by
turning it clockwise until it is completely tightened.
9. Reinstall the composite assembly by installing and
tightening all of the screws previously removed.Front Turn Signal Lamps
1. Remove the two screws at the inside edge of the
parking/turn signal lamp assembly.
2. Remove the lamp assembly.
3. Squeeze the tab on
the side of the lamp
socket while turning the
socket counterclockwise.
4. Pull the socket out of the lamp assembly.
5. Pull the bulb from the socket.
6. Gently push the new bulb into the socket.
7. Put the socket back into the lamp assembly and turn
it clockwise until it locks.
8. Put the parking/turn signal lamp assembly back into
the vehicle and tighten the screws.

6-63
Fuse/Circuit
BreakerUsage
4 DRL Relay, Instrument
Panel Cluster
5 Rear Defogger
6 Cruise Module, TBC Module,
Instrument Panel Cluster,
Cruise Control Switch,
Electrochromic Mirror
7 Power Outlets, DLC,
Subwoofer Amplifier
8 Crank Circuit Fuse, Park/Neutral
Switch, Starter Enable Relay
9 License Plate Lamp, Taillamps,
Parking Lamps, Ashtray Lamp,
Panel Lights, Trailer Taillamps,
Front and Rear Sidemarker
Lamps, Door Switch Illumination,
Headlamp Switch Illumination,
Rear Seat Audio Illumination,
TBC Module
10 Air Bag System
11 Not UsedFuse/Circuit
BreakerUsage
12 L, M1, M2 Blower Motor, Rear
A/C Relay Coil, Front Cont.
Temp. Door Motor, HI Blower
Relay, Defogger Timer Coil
13 Cigarette Lighter, Door
Lock Switches, Dutch Door
Release Module
14 Cluster Illum, HVAC Controls,
Chime Module, Radio
Illumination, Rear Heat Switch
Illumination, Rear Wiper/Washer
Switch Illumination, Rear Liftgate
Switch Illumination, Remote
Cassette Illumination, O/H
Console, TBC Illumination
15 TBC Module, Headlamp Relay
16 Front Turn Signals, Rear Turn
Signals, Trailer Turn Signals,
Back
-Up Lamps, BTSI Solenoid
17 Front Wipers, Front Washer Pump
18 VCM
-Ign 3, VCM-Brake,
Cruise Stepper Motor Signal,
ATC Module

6-67
Replacement Bulbs
Exterior Lamps Quantity Trade No.
Halogen Headlamps
- Sealed Beam2 H6054
Halogen Headlamps
- Composite2 9006 (Low Beam)
Halogen Headlamps
- Composite2 9005 (High Beam)
Parking, Turn Signal Lamps 2 3157NA
Rear, Stoplamps 2 2057
Sidemarker Lamps 4 194
Back
-Up Lamps2 1156