2003 Isuzu Rodeo Cooling System Parts

This table covers the engine coolants and antifreeze formulations specified for this cooling system. Typical signs include a rising temperature gauge, rusty or sludged coolant, or a heater that blows cold. Use the chemistry named in the notes. Mixing silicate, OAT and HOAT formulas can gel in the radiator. Read more

16 Coolant / Antifreeze parts for the 2003 Isuzu Rodeo come from 5 brands — PRESTONE, PEAK, VALVOLINE and 2 other brands. The "Popular" part is FVP MV5050GAL.

In the Compatible With All Colors grade, PRESTONE supplies 1 part: grouped under the catalog's "Compatible With All Colors" designation — the notes column spells out what sets them apart. A representative part number is PRESTONE AF3055.

The Economy section lists 4 options from FVP, PEAK, PRESTONE and 1 other brand — the catalog's value-priced group. FVP MV5050GAL is listed in this group.

In the Heavy Duty grade, PRESTONE supplies 1 part: rated for severe service. A representative part number is PRESTONE AFC12100.

In the Premium grade, PRESTONE and PEAK supply 5 parts: a step above OE specification in materials, tolerances or warranty terms. A representative part number is PRESTONE AF2100.

In the Standard Replacement grade, VALVOLINE, BECK/ARNLEY and PEAK supply 5 parts: built to original-equipment specification. A representative part number is VALVOLINE ZXEL1.

This table covers the hard pipes and extra hoses in the coolant circuit. Read more

5 Coolant Hose / Pipe parts for the 2003 Isuzu Rodeo come from 4 brands — DAYCO, ACDELCO, CONTINENTAL and 1 other brand. The "Popular" part is DAYCO 80394.

The Economy section: 1 option from DAYCO. DAYCO 80394CS is listed in this group.

Standard Replacement: 4 parts, from DAYCO, ACDELCO, CONTINENTAL and 1 other brand. A representative part number is DAYCO 80394.

Listed part numbers: DAYCO 80394, DAYCO 80394CS and ACDELCO 14064S, plus the other parts above.

This table covers the overflow / expansion tanks that hold extra coolant. Read more

One part is listed for the 2003 Isuzu Rodeo — TECHPRO IZ3014101.

This table covers the Cooling Fan control modules. Read more

US MOTOR WORKS supplies the 3 Cooling Fan Control Module parts for the 2003 Isuzu Rodeo.

Listed part numbers: US MOTOR WORKS 16749, US MOTOR WORKS 16779 and US MOTOR WORKS 16795.

This table covers the adapters used to pressure-test this cooling system. Read more

4 Cooling System Tester Adapter parts for the 2003 Isuzu Rodeo come from 3 brands — MOTORAD, GATES and STANT.

Part numbers include GATES 31428, MOTORAD 3121 and MOTORAD 3122, among others listed above.

This table covers the radiators that dump engine heat to airflow through the core. Typical signs include overheating in traffic, a wet core, or coolant that disappears with no puddle. Replace the cap if it cannot hold the rated pressure, and bleed the system after the swap. Read more

11 Radiator parts for the 2003 Isuzu Rodeo come from 10 brands — AGILITY, FAMOUS BRAND, ULTRA-POWER and 7 other brands. The "Popular" part is CSF 2932.

The Economy section: 2 options from FAMOUS BRAND and ULTRA-POWER. FAMOUS BRAND 432477 is listed in this group.

Standard Replacement: 9 parts, from AGILITY, CSF, DENSO and 5 other brands. A representative part number is CSF 2932.

This table covers the caps that hold system pressure at the radiator or reservoir neck. Typical signs include a leak at the neck, a cap that will not hold pressure, or a missing tether. Match the pressure rating or thread in the notes — radiator, reservoir and fuel caps are not interchangeable. Read more

7 Radiator Cap parts for the 2003 Isuzu Rodeo come from 5 brands — GATES, MOTORAD, CALORSTAT and 2 other brands. The "Popular" part is MOTORAD T16R.

In the Locking Replacement grade, CALORSTAT, GATES and MOTORAD supply 3 parts: grouped under the catalog's "Locking Replacement" designation — the notes column spells out what sets them apart. A representative part number is CALORSTAT RC0212.

Standard Replacement: 4 parts, from MOTORAD, SKP, CSF and 1 other brand. A representative part number is MOTORAD T16R.

Listed part numbers: MOTORAD T16R, CALORSTAT RC0212 and GATES 31534, plus the other parts above.

This table covers the Radiator Fan clutches. Typical signs include slip at highway speed, chatter on takeoff, or a pedal that stays low. Resurface or replace the flywheel with the clutch — a heat-checked flywheel wastes the new disc. Read more

4 Radiator Fan Clutch parts for the 2003 Isuzu Rodeo come from 4 brands — FOUR SEASONS, FVP, GPD and 1 other brand.

Part numbers include FOUR SEASONS 46133, FVP 22176 and GPD 2911309, among others listed above.

This table covers the brackets that mount the Radiator Fan Clutch Bearing. Typical signs include a cracked mount, a rattle, or a bracket that no longer holds alignment. Confirm position in the notes. Many brackets look alike and bolt to different corners. Read more

2 Radiator Fan Clutch Bearing Bracket parts for the 2003 Isuzu Rodeo come from 2 brands — AISIN and DORMAN.

This group includes AISIN FBG002 and DORMAN 300805.

This table covers the upper, lower and connecting hoses between radiator, engine and reservoir. Typical signs include swelling, cracks, a soft spot, or a leak at a clamp. Replace adjacent aged hoses while the system is drained — they share the same heat cycle. Read more

9 Radiator Hose parts are listed for the 2003 Isuzu Rodeo, from DAYCO, GATES, ACDELCO and 1 other brand. DAYCO 70362 carries the "Popular" badge.

Economy: 1 part, from DAYCO. A representative part number is DAYCO 81211.

The Standard Replacement section: 8 options from DAYCO, GATES, ACDELCO and 1 other brand. DAYCO 70362 is listed in this group.

This group includes DAYCO 70362, DAYCO 81211 and GATES 22377 and the remaining parts above.

This table covers the senders that report coolant temperature to the gauge or ECU. Typical signs include a gauge that sits on empty or overheat, or a lamp that does not match what the engine is doing. Rule out the cluster and the wiring before replacing the sender. Read more

20 Temperature Sender / Sensor parts for the 2003 Isuzu Rodeo come from 15 brands — STANDARD MOTOR PRODUCTS, NTK, WALKER PRODUCTS and 12 other brands. The "Popular" part is NTK EF0008.

The Economy section: 8 options from NTK, STANDARD MOTOR PRODUCTS, GPD and 5 other brands. NTK EF0008 is listed in this group.

The Full Service Kit section lists 1 option from WALKER PRODUCTS — grouped under the catalog's "Full Service Kit" designation — the notes column spells out what sets them apart. WALKER PRODUCTS 21191012 is listed in this group.

Standard Replacement: 11 parts, from STANDARD MOTOR PRODUCTS, WELLS, ACDELCO and 6 other brands. A representative part number is ACDELCO 1551107.

This table covers the thermostats that open the coolant circuit at the specified temperature. Typical signs include slow warm-up, a gauge that climbs in traffic, or heat that never quite arrives. Replace the housing gasket with the thermostat and bleed the system so a trapped air pocket does not cook the new part. Read more

4 Thermostat parts are listed for the 2003 Isuzu Rodeo, from BECK/ARNLEY, CALORSTAT, GATES and 1 other brand.

This group includes BECK/ARNLEY 1430901, CALORSTAT TH747977J and GATES 33913 and the remaining parts above.

This table covers the seals at the thermostat housing and water outlet. Typical signs include a wet housing, a drip after sitting, or fluid flung off a rotating shaft. Fix the surface the seal rides on. A new seal on a grooved shaft will leak again. Read more

5 Thermostat / Thermostat Housing / Water Outlet Seal parts for the 2003 Isuzu Rodeo come from 5 brands — FEL-PRO, APEX, BECK/ARNLEY and 2 other brands. The "Popular" part is FEL-PRO 35615.

Listed part numbers: FEL-PRO 35615, APEX AWO2182 and BECK/ARNLEY 0390134, plus the other parts above.

This table covers the housings and outlets the thermostat sits in. Read more

4 Thermostat Housing / Water Outlet parts are listed for the 2003 Isuzu Rodeo, from GPD, FOUR SEASONS, GATES and 1 other brand.

Economy: 1 part, from GPD. A representative part number is GPD 8241641.

The Standard Replacement section: 3 options from FOUR SEASONS, GATES and MOTORAD. FOUR SEASONS 86132 is listed in this group.

This group includes GPD 8241641, FOUR SEASONS 86132 and GATES CO34907 and the remaining parts above.

This table covers the pumps that circulate coolant through the block and radiator. Typical signs include coolant at the weep hole, pulley play, or a growl from the front of the engine. Replace the thermostat and refill with the specified coolant whenever the pump comes off. Read more

7 Water Pump parts are listed for the 2003 Isuzu Rodeo, from BECK/ARNLEY, US MOTOR WORKS, WJB / INMOTION PARTS and 4 other brands. AISIN WPG030 carries the "Popular" badge.

Economy: 3 parts, from BECK/ARNLEY, US MOTOR WORKS and WJB / INMOTION PARTS. A representative part number is BECK/ARNLEY 1312269.

The Standard Replacement section: 4 options from AISIN, GATES, DAYCO and 1 other brand. AISIN WPG030 is listed in this group.

Part numbers include AISIN WPG030, BECK/ARNLEY 1312269 and US MOTOR WORKS US9365, among others listed above.

This table covers the gaskets between the water pump and the block or housing. Typical signs include seepage at the joint, a burnt-oil smell, or a leak that appears only after a long drive. Clean both flanges and torque in the sequence the notes or the manual call for. Read more

5 Water Pump Gasket parts for the 2003 Isuzu Rodeo come from 5 brands — FEL-PRO, APEX, BECK/ARNLEY and 2 other brands. The "Popular" part is FEL-PRO 35593.

This group includes FEL-PRO 35593, APEX AWP3121 and BECK/ARNLEY 0394117 and the remaining parts above.