GM Service Manual Online
For 1990-2009 cars only
Table 1: Ignition Switch
Table 2: SP347

Ignition Switch


Object Number: 839267  Size: CH

Connector Part Information

    • 19900853490
    • 7-Way F Kostal (BK)

Pin

Wire Color

Circuit No.

Function

A

BN

4

Accessory Voltage

B

RD/BK

342

Battery Positive Voltage

C

PK

3

Ignition 1 Voltage

D

YE

5

Crank Voltage

E

WH

1390

Accy/Run/Start Voltage

F

RD/BK

142

Battery Positive Voltage

G

OG

300

Ignition 3 Voltage

SP347


Object Number: 365987  Size: CH

Connector Part Information

    • 12191928
    • 12-Way F Metri-Pack 280 Series (BK)
    •  Indexing May Vary

Pin

Wire Color

Circuit No.

Function

A

BK

450

Ground (w/o AG1)

B

BK

450

Ground (E26)

C

BK

450

Ground

D

BK

450

Ground (YF7)

E

BK

450

Ground (AG1)

F

BK

450

Ground (AG1/AG2)

G

--

--

Not Used

H

BK

450

Ground

J

BK

450

Ground

K

BK

450

Ground (YF7/DH6)

L

BK

450

Ground (YF7/ENC)

M

BK

450

Ground (Passenger/Cargo)

BK

450

Ground (E36/ENC)