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Fuses Usage
CRUISE
SWITCHCruise Control Switch
CTSY/LAMP Courtesy Lamp
DR LCK Door Locks
DRIV DR
SWITCHDriver Door Switch
ECM Engine Control Module (ECM)
EXH MDLExhaust Module (Z06), Spare
(Coupe and Convertible)
GM LAN
RUN/CRNKGM LAN Devices
HTD SEAT/
WPR RLYHeated Seat, Wiper Relays
HVAC/
PWR SNDHeating. Ventilation/Air Conditioning,
Power Sounder
IGN
SWTCH/INTR
SNSRIgnition Switch, Intrusion Sensor
ISRVM/HVACElectric Inside Rearview Mirror,
Heating, Ventilation, Air Conditioning
ONSTAR OnStar
®
Fuses Usage
RDO/S-BAND/
VICSRadio, S-Band, VICS
REAR FOG/
ALDL/TOP
SWTCHRear Fog Lamp, Assembly Line
Diagnostic Link Connector,
Convertible Top Switch
REVERSE
LAMPSReverse Lamps
RUN CRNK Run/Crank Relay
SDM/AOS
SWTCH
AIRBAGSensing and Diagnostic Module,
Automatic Occupant Sensing
Module, Airbag
SPARE Spare
SPARE Spare
SPARE Spare
SPARE Spare
STOP LAMP Stop Lamp
SWC DM Steering Wheel Dimming
TELE
SWTCH/MSMTelescope Switch, Memory Seat
Module
TONNEAU
RELSETonneau Release
TPA Tonneau Pulldown Actuator
5-102
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ApplicationCapacities
English Metric
Manual Transmission – Z51 4.2 qt 4.0 L
Manual Transmission – Z06 4.5 qt 4.3 L
Wheel Nut Torque 100 lb ft 140Y
All capacities are approximate. When adding, be sure to ll to the approximate level, as recommended in this
manual. Recheck uid level after lling
Engine Speci cations
Engine VIN Code Transmission Spark Plug Gap Firing Order
6.2L V8 (LS3) WAutomatic
Manual0.040 inch
(1.016 mm)1–8–7–2–6–5–4–3
7.0L V8 (LS7) E Manual0.040 inch
(1.016 mm)1–8–7–2–6–5–4–3
Engine Data
Engine Horsepower Torque Displacement Compression Ratio
6.2L V8 without
option NPP430 5900 rpm 424 lb ft @ 4600 rpm 6.2L 10.69:1
6.2L V8 with
option NPP436 5900 rpm 428 lb ft @ 4600 rpm 6.2L 10.69:1
7.0L V8 505 6300 rpm 470 lb ft @ 4800 rpm 7.0L 11.00:1
5-108
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Overseas — Customer Assistance
Please contact the local General Motors Business Unit.
Mexico, Central America and Caribbean
Islands/Countries (Except Puerto Rico
and U.S. Virgin Islands) — Customer
Assistance
General Motors de Mexico, S. de R.L. de C.V.
Customer Assistance Center
Paseo de la Reforma # 2740
Col. Lomas de Bezares
C.P. 11910, Mexico, D.F.
01-800-508-0000
Long Distance: 011-52-53 29 0 800
GM Mobility Reimbursement
Program
This program, available to quali ed applicants, can
reimburse you up to $1,000 of the cost of eligible
aftermarket adaptive equipment required for your vehicle,
such as hand controls or a wheelchair/scooter lift.
The offer is available for a very limited period of time
from the date of vehicle purchase/lease. For more
details, or to determine your vehicle’s eligibility, visit
gmmobility.com or call the GM Mobility Assistance
Center at 1-800-323-9935. Text telephone (TTY) users,
call 1-800-833-9935.
General Motors of Canada also has a Mobility Program.
Call 1-800-GM-DRIVE (463-7483) for details.
TTY users call 1-800-263-3830.
7-7
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