Installation Instructions - Chevrolet Performance LS9 Manual De Instrucciones

Vehicle Requirements:
Vehicle Speed Input - optional
The ECM is programmed and looking for 40 pulses per revolution typical for automatic transmissions. The LS9 control system
harness is designed to plug into the output speed sensor of 4L60 & 4L80 transmissions, which have a 40 pulse output. NOTE:
If you are using the Chevrolet Performance Supermatic Connect & Cruise Transmission Control System, the vehicle
speed input must be plugged in.
Axle Ratio and Tire Size Requirements
The axle drive ratio in the calibration is set to 3.42:1 and it is OK to use a ratio from 3.08 to 4.11. Tire diameter should be between
26" and 30". NOTE: For optimal performance choose an axle ratio and a tire size with-in the recommended range.
NOTE: See the CP Catalog or
NOTE: The parts listed here may have been updated or superseded with equivalent parts. See your local dealer for
details.
Parts List:
19354338 LS9 Control Kit
19299465 I-Sheet (Instruction Sheet)
19354339 LS9 Control Module
19330706 LS9 Engine Harness
19259946 Jumper harness
15865791 Mass Airflow Sensor
19166574 Mass Airflow Sensor Bracket
10379038 Accelerator Pedal
12581966 Oxygen Sensor - Quantity 2
15156588 Oxygen Sensor mounting boss – Quantity 2
19300176 Bolt – Mass Air Flow Sensor – Quantity 2
19300177 Washer – Mass Air Flow Sensor Bolt – Quantity 2

Installation Instructions:

ECM
The Engine Control Module (ECM) is environmentally sealed and can be mounted under hood, however, avoid extremely hot
locations (exhaust, etc.) or high splash areas. It is not recommended that the ECM be mounted directly to the engine.
Accelerator Pedal
Mount the accelerator pedal per the following dimensional guidelines, mounting details are application-specific and are left to the
user. Ensure that the pedal is securely mounted to the vehicle. A grommet is required in any sheet metal hole that the harness
routes through to avoid wire damage.
2"
Side View
LS9 Crate Engine Control System
TITLE
ALL INFORMATION WITHIN ABOVE BORDER TO BE PRINTED EXACTLY AS SHOWN ON 8 1/2 x 11
WHITE 16 POUND BOND PAPER. PRINT ON BOTH SIDES, EXCLUDING TEMPLATES.
TO BE UNITIZED IN ACCORDANCE WITH GM SPECIFICATIONS.
www.chevyperformance.com
B r a k e
Pedal
Brake
Pedal
Accelerator
Pedal
Accelerator
Pedal
Front View
for recommended starter & accessory drive components.
2.5"
.75"
Tunnel/
Console
19299465
IR 27MY16
PART NO.
DATE
2
SHEET
REVISION
40
OF
AUTH