1997 GMC JIMMY Owner's Manual

Part B: Owner Checks and Services
Listed below are owner checks and services which
should be performed at the intervals specified
to help
ensure the safety, dependability and emission control
nerft.
- .nance of your vehicle.
~e sure any necessary repairs are completed at once.
Whenever
any fluids or lubricants are added to your
vehicle, make sure they are the proper ones, as shown
in
Part D.
At Each Fuel Fill
Engine Oil Level Check
Check the engine oil level and add the proper oil if
necessary. See "Engine Oil" in the Index for
further details.
Engine Coolant Level Check
Check the emgine coolant level and add DEX-COOL@
coolant mix if necessary. See "Engine Coolant" in the
Index for further details.
Windshield Washer Fluid Level Check
Check the windshield washer fluid le\:el in the
winclshield washer tank and
acid the proper fluid if
necessary. See "Windshield Washer Fluid" in the Index
for further details.
At Least Once a Month
Tire Inflation Check
Make sure tires are inflated to the correct pressures. See
"Tires"
in the Index for further details.
Cassette Deck Service
Clean cassette deck. Cleaning slwuld be done every
SO hours of tape play. See "Audio Systems" in the
Index
for further details.
7-46

At Least Twice a Year Automatic Transmission Check
Check the transmission fluid level: add if needed. See
"Automatic Transmission"
in the Index. A fluid loss
may indicate
a problem. Check the system and repair
if needed.
Restraint System Check
Make sure the safety belt reminder light and all your
belts. buckles, latch plates, retractors and anchorages are
working properly. Look
for any other loose or damaged
safety belt system parts.
If you see anything that might
keep
a safety belt system from doing its .job, have it
repaired. Have any torn or frayed safety belts replaced.
Also
look. for any c.)pened or broken air bag covers, and
have them repaired or replaced. (The air
bag system
does not need regular maintenance.)
Wiper Blade Check
Inspect wiper blades for ~vear or cracking. Replace blade
inserts that appear worn or damaged or that streak or
miss areas of the windshield.
Also see "Wiper Blades.
Cleaning"
in the Index.
Manual Transmission Check
Check the transmission fluid level; add if needed. See
"Manual Transmission"
in the Index. Check for leaks.
A fluid loss ITI~~ indicate a problem. Have the system
inspected and repaired
if needed.
Hydraulic Clutch System Check
Check the fluid level in the clutch reservoir. See
"Hydraulic Clutch Fluid" in the Index. A fluid loss in
this system could indicate a problem. Have the system
inspected and repaired at once.
At Least Once a Year
Key Lock Cylinders Service
Lubricate the key lock cylinders with the lubricant
specified
in Part D.
Body Lubrication Service
Lubricate all body door and fuel door hinges, rear
compartment hinges, latches and locks including the
moving seat hardware. Lubricate the hood safety lever
pivot and prop rod pivot. Part
D tells you what to use.
More frequent lubrication
may be required when
exposed to a corrosive environment.
t (rlove box, console doors and the body hood and any
7-47

Starter Switch Check
CAUTION:
-- - !
When you are doing this check, the vehicle could
nlove suddenly.
If it does, you or others could be
injured.
Follow the steps below. Brake-Transmission Shift Interlock (BTSI)
Check
(Automatic Transmission)
1. Before you start, be sure you have enough room
around the vehicle.
2. Firmly apply both the parking brake (see "Parking
B~-ake"
in the Index if necessary) and the regular lmke.
NOTE: Do not use the accelerator pedal. and be
ready
to turn off the engine immediately if it skirts.
3. On automatic transmission vehicles. try to start the
engine
in each gear. The starter should work only in
PARK (P) or NEUTRAL (N). If the starter works in
any other position, your vehicle needs service.
On lnanual transmission vehicles, put the
shift lcvcr
in NEUTRAL (N), push the cl~ltch down half\1;ay
and try to start the engine. The starter should work
only when the clutch
is pushed down all the way to
the floor. If the starter works when the clutch isn.1
pushed all the way down. your vehicle needs service.
I A CAUTI-N:
- --
When you are doing this check, the vehicle could
move suddenly.
If it does, you or others could be
injured.
Follow the steps below.
1.
2.
3.
Before you start, be sure yo~l have enough room
around the vehicle.
It should be parked on a
level s~~ri-~xe,
Firmly apply the parking brake (see "Parking Brake"
in the Index if necessary).
NOTE: Be ready to apply the regular brake
immediately
if the vehicle begins to move.
With thc engine off. turn the key to
the RUN
position, but don't start the engine. Without applying
the regular brake, try to move the shift lever out of
PARK
(P) with normal effort. If the shift lever
moves
out of PARK (P). your vehicle's BTSI
ntxds service.
7-48

Ignition Transmission Lock Check While parked, and with
the parking brake set, try to turn
the ignition key to LOCK
in ex11 shift lever position.
0 With an automatic transmission. the key should turn
to LOCK only when the shift lever is in PARK (P).
With a manual transmission, the key should turn to
LOCK only when the shift lever is in REVERSE (R).
On vehicles with a key release button, try to turn the key
to LOCK witl~out pressing the button. The key should
turn
to LOCK only when you press the key button.
On all ve.hicles, the key should come out only in LOCK. Parking Brake and Automatic Transmission
PARK
(P) Mechanism Check
CAUTION:
--
When you are doing this check, your vehicle
could begin to move.
You or others could be
injured and property could be damaged. Make
sure there
is room in front of your vehicle in case
it begins to roll. Be ready to apply the regular
brake at once should the vehicle begin
to move.
Park
on a fairly steep hill. with the vehicle facing
downhill. Keeping your
foot on the regular brake. set the
parki ng brake.
e To check the parking brake's holding ability:
With the engine running and transmission
in
NEUTRAL (N). slowly remove foot pressure from
the regular brake pedal. Do this until the vehicle is
held by the parking brake only.
e To check the PARK (P) meohanisrn's holding ability:
With the engine running, shift to PARK (P). Then
release
al I brakes.
7-49

Part C: Periodic Maintenance
Inspections
Listed below are inspections and services which should
be performed at least twice
a year (for instance. each
spring and fall). You should let
your GM dealer's
service department or other qualified service center
do
these jobs. Make sure any necessary repairs are
completed
at once.
Proper procedures to perform these services may be
found
in a GM service nnanual. See "Service and Owner
Publications"
in the Index.
Steering, Suspension and Front Drive Axle
Boot
and Seal Inspection
Inspect the front and rear suspension and steering
system for damaged. loose or missing parts, signs
of
wear or lack of lubrication. Inspect the power steering
lines
and hoses for proper hook-up, binding, leaks,
cracks, chafing, etc. Clean and then inspect the drive
axle boot seals for damage, tears or leakage. Replace
seals
if necessary.
Exhaust System Inspection
Inspect the complete exhaust system. Inspect the body
near the exhaust system. Look for broken, damaged,
missing or out-of-position parts
as well as open seams,
holes. loose connections
or other conditions which could
cause
a heat build-up in the floor pan or could let
exhaust fumes into the vehicle. See "Engine Exhaust"
in
the Index.
Radiator and Heater Hose Inspection
Inspect the hoses and have them replaced if they are
cracked. swollen or deteriorated. Inspect
all pipes,
fittings
and clamps; replace as needed.
Throttle Linkage Inspection
Inspect the throttle linkage for interference or binding,
and for damage or missing parts. Replace parts
as
needed. Replace any cables that have high effort or
excessi\.e wear.
Do not lubricate accelerator and cruise
control cables.
7-50

Drive Axle Service
Check rear/front axle fluid le~~el and add as needed.
Check constant velocity .joints and axle seals for leaking.
Transfer Case (All-Wheel Drive) Inspection
Every 12 months or at oil cl~ange intervals. check front
axle and transfer case and add lubricant when necessary.
Check vent hose at transfer case for kinks and
proper installation.
Transfer Case (Four-wheel Drive)
Inspection
Every 12 months or at oil change intervals, check front
axle and transfer case and add lubricant when necessary.
Check vent hose at transfer case for kinks and proper
installation. More frequent lubrication may
be required
on
off-~-oad use.
Brake System Inspection (Two-Wheel and
Four-wheel Drive)
Inspect the complete system. Inspect brake lines and
hoses for proper hook-up, binding. leaks. cracks.
chafing. etc. Inspect disc brake pads for
wear and rotors
for surface condition.
Also inspect drum brake linings
for wear and cracks. Inspect
other brake parts, including
drums.
wl~eel cylinders. calipers. parking brake, etc.
Check parking brake adjustment.
You may need to have
your brakes inspected more often
if your driving habits
or conditions result in freq~~ent braking.
Brake System Inspection (All-Wheel-Drive)
Inspect the complete system. Inspect brake lines and
hoses for proper hook-up, binding. leaks, cracks.
chafing. etc. Inspect disc brake pads for
wear and rotors
for surface condition. Inspect other brake parts,
including calipers. parking brake. etc. Check parking
brake adjustment.
You n~ay need to have your brakes
inspected more often if yo11r driving habits or conditions
result
in freyuent braking.

Part D: Recommended Fluids and
Lubricants
NOTE: Fluids and lubricants identified below by name.
part number or specification may be obtained from your
GM dealer.
USAGE
ine Oil
Engine Coolant
FLUIDLUBRICANT
Engine oil with the American
Petroleum Institute Certified For
Gasoline Engines "Starburst" symbol
of the proper viscosity. To
determine the preferred viscosity
for your vehicle's engine. see
"Engine Oil"
in the Index.
50/50 mixture of clean water
(preferably distilled) and
LIS~ only
GM Goodwrench@ DEX-COOL
TM
or Havoline@ DEX-COOL"
coolant. See "Engine Coolant.'
in
the Index.
USAGE
Coolant
Supplement
Sealer
Hydraulic Brake
System
Hydraulic Clutch
System
Parking Brake
Cable Guides
Power Steering
System
FI,UID/LUBRICANT
GM Part No. 3634621 or
equivalent
with a complete flush
and refill.
Delco Supreme
1 I @ Brake Fluid
(GM Part
No. 12377967 01-
equivalent DOT-3 brake fluid).
Hydraulic Clutch Fluid
(GM Part
No. 12345347 or equivalent
DOT-3 brake fluid).
Chassis lubricant (GM Part
No. 12377985 or equivalent) or
lubricant meeting requirements
of NLGI # 2,Category LB
or GC- LB .
GM Power Steering Fluid (GM
Part
No. 1052884 - 1 pint,
I0500 17 - 1 quart, or equivalent).
7-52

USAGE
Manual
Transmission
Automatic
Transmission
Key Lock
Cylinders
Chassis
Lubrication
Front Wheel
Bearings
Differential,
Front
and Rear
Axle
FLUID/LUBRICANT
Synchromesh Transmission
Fluid (GM Part
No. 12345349
or equivalent).
DEXRON@-I11 Automatic
Transmission Fluid.
Multi-Pu ose lubricant, Superlube
I% (GM Part
No. 1234624 1 or equivalent).
Chassis lubricant (GM Part
No. 12377985 or equivalent) or
lubricant meeting requirements
of NLGI
# 2, Category LB
or
GC -LB .
Wheel bearing lubricant meeting
requirements
of NLGI # 2,
Category
GC or GC-LB (GM Part
No. 105 1344 or equivalent).
Axle Lubricant (GM Part
No. 1052271) or SAE 80W-90
GL-5 Gear Lubricant.
USAGE
Transfer Case
Windshield
Washer Solvent
Transfer
Case
Shift Lever,
Propeller Shaft
Slip Splines and
Universal Joints
Clutch Pushrod
to Clutch
Fork
Joint
Constant
Velocity Universal Joint
FLUIDLUBRICANT
DEXR0N'-111 Automatic
Transmission
Fluid.
GM Optikleen@ Washer
Solvent
(GM Part No. 105 15 15 j
or equivalent.
Chassis lubricant (GM Part
No. 12377985 or equivalent)
or
lubricant meeting requirements
of NLGI # 2, Category LB
OF GC-LB.
Chassis lubricant (GM Part
No. 12377985 or equivalent) or
lubricant meeting requirements
of NLGI
## 2, Category LB
or GC-LB.
Chassis lubricant (GM Part
No. 12377985 or equivalent) or
lubricant meeting requirements
of NLGI ## 2, Category LB
01- GC-LB.
7-53