GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Chevrolet 🢒 2002 🢒 Blazer - 4WD 🢒 Transmission/Transaxle 🢒 Automatic Transmission - 4L60-E 🢒 Automatic Transmission Related Connector End Views
Table 1: Automatic Transmission Preference (Tow/Haul) Switch Connector (Utility w/Floor Shift-Except Envoy)
Table 2: Automatic Transmission Preference (Tow/Haul) Switch Connector (Utility w/Floor Shift-Envoy Only)
Table 3: Vehicle Speed Sensor Assembly Connector, Wiring Harness Side
Table 4: Transmission Range Switch Connector, Wiring Harness Side

Automatic Transmission Preference (Tow/Haul) Switch Connector (Utility w/Floor Shift-Except Envoy)


Object Number: 39660 Size: CH

Connector Part Information
    • 12047785
    • 4-Way F Metri-Pack 150 Series (BLK)

Pin

Wire Color

Circuit No.

Function

A

BLK

1850

Ground

B

GRY

1220

Fuse Output - Instrument Panel Lamps

C

--

--

Not Used

D

LT BLU

553

Transmission Preference (Tow/Haul) Switch Output - Performance

Automatic Transmission Preference (Tow/Haul) Switch Connector (Utility w/Floor Shift-Envoy Only)


Object Number: 35441 Size: CH

Connector Part Information
    • 12047663
    • Conn 2M M/P 150 (BLK)

Pin

Wire Color

Circuit No.

Function

A

LT BLU

553

Tow/Haul Switch Input

B

BLK

1050

Tow/Haul Switch Ground

Vehicle Speed Sensor Assembly Connector, Wiring Harness Side


Object Number: 237066 Size: CH

Connector Part Information
    • 12162194
    • ASM Conn 2F M/P 150.2 P2S (BLK)

Pin

Wire Color

Circuit No.

Function

A

PPL/WHT

821

VSS High Signal (4.3L)

VSS High Signal (2.2L)

B

LT GRN/BLK

822

VSS Low Signal

Transmission Range Switch Connector, Wiring Harness Side


Object Number: 535904 Size: CH

Connector Part Information
    • 12191757
    • Asm Conn 4F M/P 150 (NAT)

Pin

Wire Color

Circuit No.

Function

A

BLK/WHT

771

TR Switch Signal A

B

GRY

773

TR Switch Signal C

C

WHT

776

TR Switch Signal P

D

YEL

772

TR Switch Signal B