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KASCAR® Suggested Maintenance Schedule!

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Vehicle

Service Interval

H1 up to 1997

3,000  6,000  12,000  15,000  30,000  57,000  60,000 Miles

H1 1997 and After

3,000  6,000  12,000  15,000  24,000  36,000  60,000 Miles

H2

7,500  15,000  30,000  50,000  60,000  100,000  150,000 Miles

General Maintenance

Group A - Group B - Group C

 

H1 up to 1997

3,000 Miles (4,800 km)

9,000; 15,000; 21,000; 27,000; 33,000; 39,000; 45,000; 51,000; 57,000; 63,000

Change engine oil and replace filter.

Check alignment and toe-in, toe-out.

Check items in Maintenance Group A.

$99.95

(includes standard parts)

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6,000 Miles (9,600 km)

18,000; 30,000; 42,000; 54,000; 66,000; 78,000; 90,000; 102,000; 114,000

Change engine oil and replace filter.

Clean or replace air filter.

Replace fuel filter element.

Check items in Maintenance Groups A & B

$199.95

(includes standard parts)

Back to Top
 

12,000 Miles (19,000 km)

24,000; 36,000; 48,000; 60,000; 72,000; 84,000; 96,000; 108,000; 120,000

Change engine oil and replace filter.

Clean or replace air filter.

Replace fuel filter element.

Change engine coolant.

Change transmission fluid and transfer case fluid.

Check alignment and toe-in, toe-out.

Check items in Maintenance Groups A, B & C.

$695.95

(includes standard parts)

Back to Top
 

15,000 Miles (24,000 km)

21,000; 27,000; 33,000; 39,000; 45,000; 57,000; 63,000; 69,000; 75,000; 81,000

Change engine oil and replace filter.

Check items in Maintenance Group A.

$99.95

(includes standard parts)

Back to Top
 

30,000 Miles (48,000 km)

42,000; 54,000; 66,000; 78,000; 90,000; 102,000; 114,000

Change engine oil and replace filter.

Clean or replace air filter.

Replace fuel filter element.

Check items in Maintenance Groups A & B.

Alignment check.

$199.95

(includes standard parts)

Back to Top
 

57,000 Miles (91,700km)

63,000; 69,000; 75,000; 81,000; 87,000; 93,000; 99,000; 105,000; 111,000; 117,000

Change engine oil and replace filter.

Check items in Maintenance Group A.

$99.95

(includes standard parts)

Back to Top
 

60,000 Miles (96,500 km)

72,000; 84,000; 96,000; 108,000; 120,000

Change engine oil and replace filter.

Clean or replace air filter.

Replace fuel filter element.

Change engine coolant.

Change transmission fluid and transfer case fluid.

Check items in Maintenance Groups A, B & C.

Alignment check.

$695.95

(includes standard parts)

Back to Top
 

H1 1997 and After

3,000 Miles (4,800 km)

9,000; 15,000; 21,000; 27,000; 33,000; 39,000; 45,000; 51,000; 57,000; 63,000

Change engine oil and replace filter.

Check items in Maintenance Group A.

$99.95

(includes standard parts)

Back to Top
 

6,000 Miles (9,6000 km)

18,000; 30,000; 42,000; 54,000; 66,000; 78,000; 90;000; 102,000; 114,000

Change engine oil and replace filter.

Clean and replace air filter.

Replace fuel filter element.

Check items in Maintenance Groups A & B.

$199.95

(includes standard parts)

Back to Top
 

12,000 Miles (19,000 km)

72,000 miles

Change engine oil and replace filter.

Clean or replace air filter.

Replace fuel filter element.

Change geared hub oil.

Change axle oil.

Change engine coolant.

Change transmission fluid and transfer case fluid.

Change transmission filter.

Check items in Maintenance Groups A, B & C.

$695.95

(includes standard parts)

Back to Top
 

15,000 Miles (24,000 km)

63,000; 69,000; 75,000; 81,000; 87,000; 93,000; 99,000; 105,000; 111,000; 117,000

Change engine oil and replace filter.

Check items in Maintenance Group A.

$99.95

(includes standard parts)

Back to Top
 

24,000 Miles (38,6000 km)

48,000; 84,000; 108,000

Change engine oil and replace filter.

Clean or replace air filter.

Replace fuel filter element.

Change engine coolant.

Change transmission fluid and transfer case fluid.

Change transmission filter.

Check items in Maintenance Groups A, B & C.

$695.95

(includes standard parts)

Back to Top
 

36,000 Miles (58,000)

96,000 miles

Change engine oil and replace filter.

Clean or replace air filter.

Replace fuel filter element.

Change engine coolant.

Change transmission fluid and transfer case fluid.

Change transmission filter.

Change geared hub oil.

Change axle oil.

Check items in Maintenance Groups A, B & C.

$695.95

(includes standard parts)

Back to Top
 

60,000 Miles (96,500 km)

120,000 miles

Change engine oil and replace filter.

Clean or replace air filter.

Replace fuel filter element.

Change engine coolant.

Change transmission fluid and transfer case fluid.

Inspect fuel tank, fuel cap and fuel lines.

Change transmission filter.

Change geared hub oil.

Change axle oil.

Drain and replace brake fluid.

Check items in Maintenance Groups A & B.

$695.95

(includes standard parts)

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H2

 

Change oil & filter when change oil light comes on.

$39.95

 
   

7,500 Miles (12,500 km)

22,500; 37,500; 52,500; 67,500; 82,500; 97,500

Check rear / front axle fluid levels and ad fluid as needed.

Check constant velocity joints and axle seals for leaking.

Rotate tires.

$79.95

 

Back to Top
 

15,000 Miles (25,000 km)

45,000; 75,000

Inspect engine air cleaner filter if you are driving in dusty conditions.

Check rear / front axle fluid levels and add fluid as needed.

Check constant velocity joints and axle seals for leaking.

Rotate tires.

$89.95

 

Back to Top
 

30,000 Miles (50,000 km)

90,000 miles

Check rear / front axle fluid levels and add fluid as needed.

Check constant velocity joints and axle seals for leaking.

Rotate tires.

Replace fuel filter.

Replace engine air cleaner filter.

$199.95

 

Back to Top
 

50,000 Miles (83,000 km)

Change automatic transmission fluid and 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.

Uses such as found in taxi, police or delivery service.

Change transfer case fluid.

$279.95

 
Back to Top
 

60,000 Miles (100,000 km)

42,000; 54,000; 66,000; 78,000; 90,000; 102,000; 114,000

Check rear / front axle fluid level and add fluid as needed.

Check constant velocity joints and axle seals for leaking.

Rotate tires.

Replace fuel filter.

Replace engine air cleaner filter.

Inspect evaporative control system hook-up, routing and condition.

Check that the purge valve works properly, if equipped.

$399.95

Total

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100,000 Miles (166,000km)

Inspect spark plugs wires.

Replace spark plugs.

Change automatic transmission fluid and 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.

If you haven't used your vehicle under the severe conditions listed previously and therefore, haven't changed your automatic transmission fluid, change both the fluid and the filter.

" Change transfer case fluid.

" Inspect Positive Crankcase Ventilation (PCV) valve.

$499.95

 
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150,000 Miles (240,000 km)

Drain, flush and refill cooling system (or every 60 months since last service, whichever occurs first.)

Inspect hoses.

Clean radiator, condenser, pressure cap and neck.

Pressure test the cooling system and pressure cap.

Inspect engine accessory drive belt.

$149.95

 

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General Maintenance Groups

Group A (approx. 1.0 hours of labor)

Check items in Maintenance Group A

Check fluid levels and condition of power steering, pump, cooling system, (reservoir tank), brakes, transmission, transfer case, geared hubs and axels.

Check CDR valve for oil separation.

Inspect condition of control arms, springs, and shock absorbers.

Check tire wear and condition.

Inspect geared hubs for leaking seals or damage.

Inspect service brakes and parking brake.

Check axels for leaks or damage.

Check wheel bolt and nut torque.

Inspect condition of transmission and transfer case vent lines.

Inspect U-joints for wear or missing / damaged grease fittings.

Inspect transmissions / transfer case shift linkage for wear, binding, loose, excessive play.

On non-turbo models. Inspect accelerator linkage for wear binding, distortion.

Inspect condition of engine mounts and insulators.

Check fuel filter and drain / clean if necessary.

Check CTIS operation. Verify that system inflates / deflates tires and has no leaks.

Check winch condition. Payout and pay-in at least 30' of cable.

Inspect ball joints for wear.

Test drive vehicle and complete a function check of all systems.

Check air cleaner.

Back to Top
 

Group B (approx. 5.6 hours of labor)

Check items in Maintenance Group B

Inspect fuel injection pump, lines and fittings for leaks or damage.

Check battery voltage and condition. Clean battery exterior with ammonia / water or baking soda mixture.

Inspect serpentine belt condition.

Inspect exhaust system and shields.

Inspect and rotate tires.

Inspect half-shaft boots and ball joint seals.

Inspect condition of steering column, u-joints, tie-rods, steering arm, center link, and idler arm.

Check fuel tank line filter.

Inspect condition of frame rails and cross-members.

Check A/C system operation.

Check wheel alignment.

Back to Top
 

Group C (approx. 8.0 hour of labor)

Check Items in Maintenance Group C

Inspect surge tank, radiator and shroud, A/C condenser.

Power steering and transmission coolers and all hoses and fittings for security of mounting, leaks, or damage.

Inspect fuel tank, lines and cap.

Inspect all wiring harnesses for frays, splits, missing insulation, poor connections.

Inspect power steering pump, power steering gear, hoses, lines and fittings for leaks or damage.

Back to Top
 

Real4WD.com, a KASCAR ® company is a high quality parts and service provider for the AM General HMMWV ®s, Humvees ® and Hummers ®. We provide quality service for your AM General HMMWV ®, Humvee ®, H1 or H2 Hummer ® at our home facility in Greenville SC or at any of our authorized KASCAR ® service partners throughout the United States. We also stock thousands of new, remanufactured and used parts for your AM General HMMWV ®, Humvee ®, H1 or H2 Hummer ® at the best prices available. We service all military HMMWV ®, Humvee ® and civilian H1, H2 Hummers ®. We look forward to serving your AM General HMMWV ®, Humvee ® or Hummer ® and we thank you for visiting our site.

One Kascar Plaza Greenville South Carolina 29605-6307
Fax your order to 864.422.1707 or Call us at
864.422.0370
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Last updated on December 29, 2004