GM Service Manual Online
For 1990-2009 cars only
Table 1: Throttle Actuator Control (TAC) Module C1
Table 2: Throttle Actuator Control (TAC) Module C2

Throttle Actuator Control (TAC) Module C1


Object Number: 212072  Size: CH

Connector Part Information

    • 12186688
    • 10 Way F Micro-- Pack 100 Series (BLK)

Pin

Wire Color

Circuit No.

Function

A

GRY

1273

Low Reference

B

PPL

1272

Low Reference

C

LT BLU

1162

APP Sensor 2 Signal

D

TAN

1274

5 Volt Reference

E

YEL/BLK

1275

5 Volt Reference

F

DK BLU

1161

APP Sensor 1 Signal

G

LT BLU

1276

5 Volt Reference

H

Not Used

J

BRN

1271

Low Reference

K

DK GRN

1163

APP Sensor 3 Signal

Throttle Actuator Control (TAC) Module C2


Object Number: 261930  Size: CH

Connector Part Information

    • 12191065
    • 16 Way F Micro-Pack 100 Series (MD GRY)

Pin

Wire Color

Circuit No.

Function

1

DK BLU

417

TP Sensor 1 Signal

2

DK GRN

485

5 Volt Reference

3

PPL

486

Low Reference

4

DK BLU

84

Cruise Control Set/Coast Switch Signal

5

GRY/BLK

87

Cruise Control Resume/Accel Switch Signal

6

LT BLU

20

Stoplamp Supply Voltage

7

PNK

539

Ignition 1 Voltage

8

BRN

582

TAC Motor Control - 2

9

YEL/BLK

487

5 Volt Reference

10

WHT

484

Low Reference

11

PNK

427

TP Sensor 2 Signal

12

TAN

800

UART Serial Data Primary

13

ORN/BLK

1061

UART Serial Data Secondary

14

GRY

397

Cruise Control On Signal

15

BLK/WHT

451

Ground

16

YEL

581

TAC Motor Control - 1