Express, Savana, G1500, G2500, G3500, 1998-2005

Maintenance Intervals

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SCHEDULED MAINTENANCE INTERVALS
G SERIES VAN, EXPRESS & SAVANA DIESEL
To be servicedType of serviceVehicle mileage interval (x1000)
    5101520253035404550556065707580859095100105110115120
Air cleaner filterR           X           X           X           X
Air intake systemS/I   X   X   X   X   X   X   X   X   X   X   X   X
Automatic transmission fluid -R                   X                   X        
Chassis & suspension grease pointsLXXXXXXXXXXXXXXXXXXXXXXXX
Cooling fan, ducts & hosesS/I                       X                       X
Crankcase depression regulator valve system hosesS/I                       X                       X
CV-joint boots & axle sealsS/IXXXXXXXXXXXXXXXXXXXXXXXX
EGR system -S/I                       X                        
Engine coolantREvery 100,000 miles                                              
Engine cooling system hoses & radiatorS/I & CInitially at 100,000 miles, then every 50,000 miles                                              
Engine oil & filter -RXXXXXXXXXXXXXXXXXXXXXXXX
Front wheel bearingsS/I & L           X           X           X           X
Fuel filterR                       X                       X
Rear axle fluid levelS/IXXXXXXXXXXXXXXXXXXXXXXXX
Rotate tiresS/IXXXXXXXXXXXXXXXXXXXXXXXX
Shields & underhood insulationS/I           X           X           X           X
1R: Replace S/I: Inspect and Service, if necessary L: Lubricate C: Clean
2- For vehicles with a GVWR of 8500 lbs. or more.
3- If equipped.
4- Perform at the mileage specified or every 3 months, whichever occurs first.
5FREQUENT OPERATION MAINTENANCE (SEVERE SERVICE)
SCHEDULED MAINTENANCE INTERVALS
G SERIES VAN, EXPRESS & SAVANA GASOLINE
To be servicedType of serviceVehicle mileage interval (x1000)
    7.51522.53037.54552.56067.57582.59097.5105112.5120
Accessory drive beltS/I               X               X
Air cleaner filterR       X       X       X       X
Automatic transmission fluid -REvery 50,000 miles                              
Chassis & suspension grease pointsLXXXXXXXXXXXXXXXX
CV-joint boots & axle sealsS/IXXXXXXXXXXXXXXXX
EGR systemS/I               X               X
Engine coolantREvery 150,000 miles                              
Engine oil & filterRXXXXXXXXXXXXXXXX
EVAP systemS/I               X               X
Front wheel bearingsS/I & L       X       X       X       X
Fuel filterR       X       X       X       X
Fuel systemS/I               X               X
PCV systemS/IEvery 100,000 miles                              
Rear axle fluid levelS/IXXXXXXXXXXXXXXXX
Rotate tiresS/IXXXXXXXXXXXXXXXX
Shields & underhood insulation -S/I   X   X   X   X   X   X   X   X
Spark plugsREvery 100,000 miles                              
Spark plug wiresS/IEvery 100,000 miles                              
1R: Replace S/I: Inspect and Service, if necessary L: Lubricate
2- Vehicles with a GVWR or 8500 lbs. or more only.
3FREQUENT OPERATION MAINTENANCE (SEVERE SERVICE)
4Shields & underhood insulation (vehicles w/GVWR over 8500 lbs. Only): inspect every 15,000 miles
5EVAP system: inspect every 60,000 miles.
6EGR system: inspect every 60,000 miles.
7PCV system: inspect every 100,000 miles.
MAINTENANCE I AND II SERVICE SCHEDULES
avalanche, express & savana
ServiceMaintenance IMaintenance II
Lubricate the body components.Lubricate all key lock cylinders, hood latch assemblies, secondary latches, pivots, spring anchor and release pawl, hood and door hinges, rear folding seats and liftgate hinges. Frequent lubrication may be required when exposed to a corrosive environment, refer to Fluid and Lubricant Recommendations. Applying dielectric silicone grease GMP/N12345579 (CanadianP/N1974984) or equivalent on the weatherstrips with a clean cloth.---X
Inspect the transaxle fluid level and add fluid as needed.   X
Inspect the suspension and steering components.Inspect the front and rear suspension and the steering system for damaged, loose or missing parts, or signs of wear. Inspect power steering lines and hoses for proper hook-up, binding, leaks, cracks, chafing, etc.   X
Inspect the throttle system for interference or binding and for damaged or missing parts. Replace the parts as needed. Replace any components that have high effort or excessive wear. Do not lubricate the accelerator or the cruise control cables.   X
Replace the passenger compartment air filter.   X
1When the CHANGE ENGINE OIL light appears, certain services and inspections are required.
 
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