2011 CHEVROLET SUBURBAN engine

Black plate (5,1)Chevrolet Tahoe/Suburban Owner Manual - 2011
Service and Maintenance 11-5
Once a Month
.Tire inflation pressures check.
SeeTire Pressure on
page 10‑57.
.Tire wear inspection. See Tire
Inspection on page 10‑63.
.Sunroof track and seal
inspection, if equipped. See
Sunroof on page 2‑24.
Once a Year
.See Starter Switch Check on
page 10‑32.
.See Automatic Transmission
Shift Lock Control Function
Check on page 10‑33.
.See Ignition Transmission Lock
Check on page 10‑33.
.See Park Brake and P (Park)
Mechanism Check on
page 10‑34.
.Hood and liftgate gas strut
support service. Visually inspect
gas strut for signs of wear,
corrosion, cracks, loss of
lubricant, or other damage.
Check the hold open ability of
gas strut. Replace as necessary
with genuine parts from your
dealer.
.Accelerator pedal check for
damage, high effort, or binding.
Replace if needed.
.Underbody flushing service.
First Engine Oil Change After
Every 80 000 km/50,000 Miles
.Engine air cleaner filter
replacement. See Engine Air
Cleaner/Filter on page 10‑15.
.Automatic transmission fluid
change (severe service) for
vehicles mainly driven in heavy
city traffic in hot weather, in hilly
or mountainous terrain, when
frequently towing a trailer,
or used for taxi, police, or delivery service. See
Automatic Transmission Fluid on
page 10‑12.
.Four‐wheel drive only: Transfer
case fluid change (severe
service) for vehicles mainly
driven when frequently towing a
trailer, or used for taxi, police,
or delivery service. Check vent
hose at transfer case for
kinks and proper installation.
Check to be sure vent hose is
unobstructed, clear, and free of
debris. During any maintenance,
if a power washer is used to
clean mud and dirt from the
underbody, care should be taken
to not directly spray the transfer
case output seals. High pressure
water can overcome the seals
and contaminate the transfer
case fluid. Contaminated fluid
will decrease the life of the
transfer case and should be
replaced.

Black plate (6,1)Chevrolet Tahoe/Suburban Owner Manual - 2011
11-6 Service and Maintenance
.Evaporative control system
inspection. Check all fuel and
vapor lines and hoses for proper
hook‐up, routing, and condition.
Check that the purge valve,
if the vehicle has one, works
properly. Replace as needed.An
Emission Control Service. The
U.S. Environmental Protection
Agency or the California Air
Resources Board has
determined that the failure to
perform this maintenance item
will not nullify the emission
warranty or limit recall liability
prior to the completion of the
vehicle's useful life. We,
however, urge that all
recommended maintenance
services be performed at the
indicated intervals and the
maintenance be recorded. First Engine Oil Change After
Every 160 000 km/100,000 Miles
.Automatic transmission fluid
change (normal service). See
Automatic Transmission Fluid on
page 10‑12.
.Four‐wheel drive only: Transfer
case fluid change (normal
service). Check vent hose at
transfer case for kinks and
proper installation. Check to be
sure vent hose is unobstructed,
clear, and free of debris. During
any maintenance, if a power
washer is used to clean mud
and dirt from the underbody,
care should be taken to not
directly spray the transfer case
output seals. High pressure
water can overcome the seals
and contaminate the transfer
case fluid. Contaminated fluid
will decrease the life of the
transfer case and should be
replaced.
.Spark plug replacement and
spark plug wires inspection.
An
Emission Control Service.
First Engine Oil Change After
Every 240 000 km/150,000 Miles
.Engine cooling system drain,
flush, and refill (or every five
years, whichever occurs first).
See Engine Coolant on
page 10‑17. An Emission
Control Service.
.Engine drive belts inspection for
fraying, excessive cracks,
or obvious damage (or every
10 years, whichever occurs
first). Replace, if needed.

Black plate (7,1)Chevrolet Tahoe/Suburban Owner Manual - 2011
Service and Maintenance 11-7
Recommended Fluids, Lubricants, and Parts
Recommended Fluids and Lubricants
Fluids and lubricants identified below by name, part number, or specification can be obtained from your dealer.Usage Fluid/Lubricant
Engine Oil The engine requires engine oil approved to the dexos™
specification. Oils
meeting this specification can be identified with the dexos™ certification
mark. Look for and use only an engine oil that displays the dexos™
certification mark of the proper viscosity grade. See Engine Oil on
page 10‑7.
Engine Coolant 50/50 mixture of clean, drinkable water and use only DEX-COOL Coolant.
See
Engine Coolant on page 10‑17.
Hydraulic Brake System DOT 3 Hydraulic Brake Fluid (GM Part No. 12377967, in
Canada 89021320).
Windshield Washer Optikleen
®Washer Solvent.
Power Steering System GM Power Steering Fluid (GM Part No. 89021184, in Canada 89021186).
Automatic Transmission DEXRON
®-VI Automatic Transmission Fluid.
Key Lock Cylinders Multi-Purpose Lubricant, Superlube (GM Part No. 12346241, in
Canada 10953474).
Chassis Lubrication Chassis Lubricant (GM Part No. 12377985, in Canada 88901242) or
lubricant meeting requirements of NLGI #2, Category LB or GC-LB.

Black plate (9,1)Chevrolet Tahoe/Suburban Owner Manual - 2011
Service and Maintenance 11-9
Maintenance Replacement Parts
Replacement parts identified below by name, part number, or specification can be obtained from your dealer.
Maintenance Replacement Parts
PartGM Part Number ACDelco Part Number
Engine Air Cleaner/Filter Standard Filter 15908916*A3086C*
High Capacity Filter 15908915A3085C
Oil Filter 89017524PF48
Spark Plugs 1262125841-110
Wiper Blades Front –55.0 cm (21.6 in) 25877402—
Rear –30.0 cm (11.8 in) 25820122—
*15908915 (A3085C) high-capacity air cleaner filter may be substituted.

Black plate (1,1)Chevrolet Tahoe/Suburban Owner Manual - 2011
Technical Data 12-1
Technical Data
Vehicle Identification
Vehicle IdentificationNumber (VIN) . . . . . . . . . . . . . . 12-1
Service Parts Identification Label . . . . . . . . . . . . . . . . . . . . . . . 12-1
Vehicle Data
Capacities andSpecifications . . . . . . . . . . . . . . 12-2
Engine Drive Belt Routing . . . 12-4
Vehicle Identification
Vehicle Identification
Number (VIN)
This legal identifier is in the front
corner of the instrument panel, on
the left side of the vehicle. It can be
seen through the windshield from
outside. The VIN also appears on
the Vehicle Certification and Service
Parts labels and certificates of title
and registration.
Engine Identification
The eighth character in the VIN
is the engine code. This code
identifies the vehicle engine,
specifications, and replacement
parts. See “Engine Specifications”
under Capacities and Specifications
on page 12‑2 for the vehicle
engine code.
Service Parts
Identification Label
This label, on the inside of the glove
box, has the following information:
.Vehicle Identification
Number (VIN)
.Model designation
.Paint information
.Production options and special
equipment
Do not remove this label from the
vehicle.

Black plate (2,1)Chevrolet Tahoe/Suburban Owner Manual - 2011
12-2 Technical Data
Vehicle Data
Capacities and Specifications
If your vehicle is a Hybrid, see the Hybrid manual for more information.
The following approximate capacities are given in metric and English conversions. SeeRecommended Fluids and
Lubricants on page 11‑7 for more information.
Application Capacities
Metric English
Air Conditioning Refrigerant R134a For the air conditioning system refrigerant charge
amount, see the refrigerant label located under the hood. See your dealer for more information.
Cooling System
5.3L V8 17.3 L 18.3 qt
6.0L V8 2500 Series 16.5 L 17.4 qt
Engine Oil with Filter 5.7 L† 6.0 qt†
Fuel Tank Regular 98.4 L 26.0 gal
Extended 1500 Series 119.2 L 31.5 gal
Extended 2500 Series 147.6 L 39.0 gal

Black plate (3,1)Chevrolet Tahoe/Suburban Owner Manual - 2011
Technical Data 12-3
ApplicationCapacities
Metric English
Transmission Fluid (Pan Removal and Filter Replacement)
6L80-E Transmission 5.7 L 6.0 qt
6L90-E Transmission 6.0 L 6.3 qt
Transfer Case Fluid 1.5 L 1.6 qt
Wheel Nut Torque 190 Y140 lb ft
†Oil filter should be changed at every oil change.
All capacities are approximate. When adding, be sure to fill to the approximate level, as recommended in this
manual. Recheck fluid level after filling.
Engine Specifications
Engine VIN CodeTransmission Spark Plug Gap
5.3L V8 FlexFuel with Active
Fuel Management™ (Iron
Block) 0
Automatic 1.01 mm (0.040 in)
5.3L V8 FlexFuel with Active
Fuel Management™ (Aluminum
Block) 3
Automatic 1.01 mm (0.040 in)
6.0L V8 with Active Fuel
Management™ (Iron Block) G
Automatic 1.01 mm (0.040 in)

Black plate (4,1)Chevrolet Tahoe/Suburban Owner Manual - 2011
12-4 Technical Data
Engine Drive Belt Routing
If the vehicle is a hybrid, see the
hybrid supplement for more
information.