1996 GMC SIERRA towing

I Short TripKity Maintenance Schedule -- Gasoline Engines 1
100,000 Miles (166 000 km)
Drain, flush and refill cooling system (or
every
60 months since last service, whichever
occurs
first). See "Engine. Coolant" in the
Index for what to use. Inspect hoses. Clean
radiator, condenser, pressure cap and neck.
Pressure test cooling system and pressure cap.
An Emission Control Service.
0 Inspect spark plug wires.
Replace spark plugs. An Emission Contd Service.
0 Change automatic transmission fluid
and filter
if the vehicle's GVWR is over
8600 Ibs. or if the vehicle is mainly driven
under one
or more of these conditions:
- In heavy city traffic where the outside
temperature regularly reaches
90" F
(32 * C) or higher.
An Emission Control Service.
- In hilly or mountainous terrain.
- When doing frequent trailer towing.
- Uses such as found in taxi, police or
delivery service.
If' .e you c/o rzot LLW your vehicle under crny of
these corzciitiorzs, the.fluid and filter do not
require chcrnging.
Manual transmission fluid doesn't require change.
0 Inspect Positive Crankcase Ventilation
(Pcv) valve.
An Emission Control Service.
DATE SERVICED BY ACTUAL
MILEAGE
7-28
ProCarManuals.com

Long Tripmighway Maintenance Schedule -- Gasoline Engines I
The services shown in this schedule up to 100,000 miles
(1 66 000 km) should be performed after 100,000 miles
(166 000 km) at the same intervals.
Footnotes
j- 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.
# Lubricate the front suspension, kingpin bushings,
steering linkage, transmission shift linkage, transfer
case shift linkage, parking brake cable guides, rear
driveline center splines, front axle propshaft splines
and brake pedal springs. Ball joints and kingpin
bushings should not be lubricated unless their
temperature is
10°F (- 12°C) or higher, or they
could be damaged.
‘k‘k Drive axle service:
a
e
e
a
Locking Differential -- Drain fluid and refill at first
engine
oil change. At subsequent oil changes, check
fluid level and add fluid as needed.
If driving in
dusty areas or towing a trailer, drain fluid and refill
every 15,000 miles
(25 000.km).
Standard Differential
-- Check fluid level and add
fluid
as needed at every engine oil change. If driving
in dusty areas or towing a trailer, drain fluid and
refill every
15,000 miles (25 000 km).
More frequent lubrication may be required for
heavy-duty or off-road use.
3500 HD Models with applications requiring extreme
overloadtrailer towing conditions and high-speed
(above
45 mph or 70 kmh) conditions for extended
periods
of time must have the drive axle fluid changed
every
30,000 miles (50 000 km). See ”Recommended
Fluids and Lubricants”
in this section.
I
ProCarManuals.com

Long Tripmighway Maintenance Schedule -- Gasoline Engines I
45,000 Miles (75 000 km) (Continued)
0 If your engine has a thermostatically
controlled cooling fan, inspect all hoses
and ducts for proper hook-up (or every
12 months, whichever occurs first). Be sure
the
valve works properly. This is a Noise
Emission Control Service. Applicable only to
vehicles sold in the United States.
DATE ACTUAL MILEAGE SERVICED BY I
50,000 Miles (83 000 km)
0 Change automatic transmission fluid
and filter
if the vehicle's GVWR is over
8600 lbs. or if the vehicle is mainly driven
under one or more
of these conditions:
- In heavy city traffic where the outside
temperature regularly reaches
90" F
(32°C) or higher.
- In hilly or mountainous terrain.
- When doing frequent trailer towing.
7-34
ProCarManuals.com

1 Long Tripmighway Maintenance Schedule -- Gasoline Engines I
100,000 Miles (1 66 000 km)
0 Drain, flush and refill cooling system (or
every
60 months since last service,
whichever occurs first). See “Engine
Coolant” in
the Index for what to use.
Inspect hoses. Clean radiator, condenser,
pressure cap and neck. Pressure test the
cooling system and pressure cap.
An Emission Con.tro1 Service. 3-
0 Inspect spark plug wires.
0 Replace spark plugs. An Emission Control Service.
Change automatic transmission fluid
and filter
if the vehicle’s GVWR is over
8600 lbs. or if the vehicle is mainly driven
under one or more of these conditions:
- In heavy city traffic where the outside
temperature regularly reaches
90” F
(32°C) or higher.
An Emission Control Service.
- In hilly or mountainous terrain.
- When doing frequent trailer towing.
- Uses such as found in taxi, police or
delivery service.
vyou do not ILY~ your- vehicle under my uf
these c*orlditions, the fluid and filter do not
require chwgirzg.
Manual transmission fluid doesn’t require change.
Inspect Positive Crankcase Ventilation
(Pcv) valve. An Enlission Control Service.
DATE ACTUAL MILEAGE SERVICED BY:
ProCarManuals.com

Roadside Assistance
GMC Truck’s Roadside Assistance provides stranded
owners with over-the-phone roadside repairs, location
of the nearest
GMC Truck dealer or the following
special services:
Flat Tire Chulzge: Installation of spare tire will be
covered at no charge (customer is responsible for repair
or replacement
of tire).
Fuel Deliwry: Delivery of enough fuel for the customer
to get to the nearest service station (up to $4.00) will
be covered.
Junzp Stnrt: No-start situations which require a battery
jump start will be covered at
no charge.
Lock Out: Replacement keys or locksmith service will
be covered at no charge if you are unable to gain entry
into your vehicle. Delivery
of the replacement key will
be covered at no charge within 10 miles (16 km).
Elnergemy Towing Service: Towing to the nearest
GMC Truck dealer for warranty related disablements
will
be covered.
nip Rouring: Availability of customized trip routings
through
GMC Truck Roadside Assistance. This deluxe
computerized trip routing service
will provide highlighted
map routing, scenic or fastest route,
a listing of GMC
Truck dealers along the way, and a variety of other travel
related services.
fiip hzterruptiorz: GMC Truck Roadside Assistance will
provide reimbursement for reasonable trip interruption
expenses such as meals and lodging (up to
$500) directly
associated with
a warranty-related disablement which
requires overnight accommodations.
ProCarManuals.com

Clock. Setting the ................................ 3-7
Clutch Fluid. Hydraulic
.......................... 6-23
Comfort Controls
................................ 3- I
Compact Disc Care ............................. 3-24
Compact Disc Player
....................... 3.15. 3.17
Compass. Rearview Mirror
with ................... 2-44
Console Storage
................................ 2-49
Control of
a Vehicle .............................. 4-5
Convex Outside Mirror .......................... 2-46
Coolant
....................................... 6-26
Heater. Engine
............................... 2- 12
RecoveryTank
............................... 5-14
Cooling System
................................ 5- 12
Courtesy Transportation
........................... 8-6
Cruise Control
................................. 2-36
Cupholders
.................................... 2-49
Customer Assistance Information
................... 8- I
Customer Satisfaction Procedure .................... 8- I
Customer Assistance for Text Telephone Users ......... 8-3
Damage. Finish
............................... 6-64
Damage. Sheet Metal
............................ 6-64
Daytime Running Lamps
......................... 2-40
Daytime Running Lamps Indicator Light
............ 2-67
Dead Battery
................................... 5-2
Defects. Reporting Safety ......................... 8-8
Defensive Driving ............................... 4- I
Defogger. Rear Window .......................... 3-6
Defog ing and Defrosting
......................... 3-5
Dolby B Noise Reduction 3- I4 8 .......................
Dome Lamps .................................. 2-42
Door Locks
....................................... 2-4
Storagepocket
............................... 2-51
Third
........................................ 2-3
Downshifting
.................................. 2-19
Driver Position ................................. 1-13
Driving
City
........................................ 4-33
Defensive
.................................... 4-1
Drunken ..................................... 4-2
Freeway
.................................... 4-34
Guidelines
.................................. 4-13
In a Blizzard ................................. 4-40
IntheRain
.................................. 4-30
Night
...................................... 4-28
Off-Road
................................... 4-13
OnCurves
................................... 4-8
On Grades While Towing
a Trailer ............... 4-57
On Hill and Mountain Roads
.................... 4-36
OnSnowandIce
............................. 4-38
Throughwater
............................... 4-32
WetRoads
.................................. 4-30
Winter
...................................... 4-38
With a Trailer
................................ 4-55
Drunken Driving ................................ 4-2
Easy Entry Seat
................................ 1-6
Electrical Equipment. Adding ........... 2.12. 3.23. 6-68
Electrical System
............................... 6-68
Electrochromic Day/Night Rearview Mirror .......... 2-44
9-3
ProCarManuals.com

Engine ................................... 6.8. 6.10
Coolant
..................................... 6-26
Coolant Heater
............................... 2- 12
Coolant Level Check
.......................... 7-42
Coolant Temperature Gage
..................... 2-62
Cooling System Capacity
....................... 6-76
Exhaust
..................................... 2-30
Fuse Blocks
............................ 6.69. 6.71
Identification
................................ 6-67
OilLevelCheck
.............................. 7-42
Overheating
................................. 5- 10
Running While Parked ......................... 2-30
Specifications
................................ 6-74
StartingYour
................................ 2-11
Underhood Fusemelay Center
................... 6-7 I
Engine Oil .................................... 6- 12
Adding
..................................... 6-13
Additives
................................... 6-15
Checking
................................... 6-12
Pressure Gage
................................ 2-65
Used
....................................... 6-16
Whentochange
.............................. 6-15
Exhaust. Engine
................................ 2-30
Fabric Cleaning
............................... 6-59
Fan Control. Climate Control System
............ 3.1. 3.2
Fender Marker Lamp Bulb Replacement
............. 6-42
FillingYourTank
................................ 6-4
Filter. Air
..................................... 6-16
Finish Care
.................................... 6-63 Finish Damage
................................. 6-64
Flashers. Hazard Warning
......................... 5-1
Flat Tire. Changing
............................. 5-21
Fluid Capacities
................................ 6-76
Fluids and Lubricants
............................ 7-48
FogLamps
.................................... 2-41
Foreign Countries. Fuel
........................... 6-4
Four-wheel Drive
......................... 2-21. 6-25
French Language Manual
11
FrontAxle .................................... 6-26
Front Axle Locking Feature
....................... 2-21
FrontTowing
................................... 5-9
Front Turn Signal Lamp Bulb Replacement
..... 6.40. 6.41
Fuel
.......................................... 6-2
Filling Your Tank
.............................. 6-4
Gage
....................................... 2-68
In Foreign Countries
........................... 6-4
Tankcapacity
............................... 6-76
Fuses and Circuit Breakers
....................... 6-69
Fusible Links
.................................. 6-69
.. ...........................
Gages Engine Coolant Temperature
.................... 2-62
Engine Oil Pressure
........................... 2-65
Fuel
....................................... 2-68
Tachometer
.................................. 2-57
Voltmeter
................................... 2-60
Garage Door Opener
............................ 2-46
GAWR
....................................... 4-42
Speedometer
................................. 2-57
9-4 ..
I
ProCarManuals.com

Labels Certification
................................. 4-42
CertificatiodTire
............................. 4-42
Service Parts Identification
..................... 6-67
Vehicle Identification Number
................... 6-67
Lalnps
........................................ 2-39
Cargo
...................................... 2-43
Dome
...................................... 2-42
Interior
..................................... 2-42
On Reminder ................................ 2-39
UnderhoodReel
.............................. 2-41
Latches. Seatback
................................ 1-5
Leaving Your Vehicle ............................. 2-5
Leaving Your Vehicle
with the Engine Running ....... 2-28
Lighter
....................................... 2-52
Lights Air Bag Readiness
....................... 1-22. 2-59
Anti-Lock Brake System Warning
............ 2.62. 4-6
Brake System Warning
......................... 2-61
Charging System
............................. 2-59
CheckGages
................................ 2-67
Daytime Running Lamps Indicator
............... 2-67
Safety Belt Reminder
...................... 1-9.2-58
Service Engine Soon
.......................... 2-63
Shift
.................................. 2-20. 2-66
Loading Information, Truck-Camper
............... 4-44
Loading Your Vehicle
........................... 4-42
Lockoutswitch
................................ 2-32
Locks
Cylinders ................................... 7-43
Door
........................................ 2-4 Key Lock
Cylinders Service
.................... 7-43
PowerDoor
.................................. 2-5
Steering Column Lock Check
................... 7-45
Lubricants
and Fluids ............................ 7-48
Lubrication Service. Body
........................ 7-43
Lumbar Controls
................................ 1-2
Maintenance. Normal Replacement Parts
........... 6-75
Maintenance Record
............................ 7-51
Maintenance Schedule
............................ 7-1
Long Trip/Highway Definition
................... 7-5
Long Trip/Highway Intervals
..................... 7-5
Owner Checks and Services
..................... 7-42
Periodic Maintenance Inspections
................ 7-46
Recommended Fluids and Lubricants
............. 7-48
Scheduled Maintenance Services
.................. 7-3
Short Trip/City Definition
....................... 7-4
Short Trip/City Intervals ........................ 7-4
Maintenance. Underbody
......................... 6-65
Maintenance When Trailer Towing ................. 4-59
Malfunction Indicator Lamp
...................... 2-63
Manual Front Seat
............................... 1-1
Manual Mirror ................................. 2-45
Manual Transmission Check
...................................... 7-43
Fluid
....................................... 6-22
Shifting
................................ 2-17. 2-18
Starting Your Engine .......................... 2-11
Manual Windows
............................... 2-31
Memo Pad Holder
.............................. 2-49
Methanol
...................................... 6-3
9-6
ProCarManuals.com