1994 Geo Metro 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

17 Coolant / Antifreeze parts are listed for the 1994 Geo Metro, from PEAK, PRESTONE, FVP and 1 other brand. FVP MV5050GAL carries the "Popular" badge. All of them fit every engine offered in the 1994 Metro.

The Compatible With All Colors section lists 1 option from PRESTONE — grouped under the catalog's "Compatible With All Colors" designation — the notes column spells out what sets them apart. PRESTONE AF3055 is listed in this group.

In the Economy grade, FVP, PEAK, PRESTONE and 1 other brand supply 4 parts: the catalog's value-priced group. A representative part number is FVP MV5050GAL.

The Heavy Duty section lists 1 option from VALVOLINE — rated for severe service. VALVOLINE ZXG051 is listed in this group.

The Premium section lists 4 options from PRESTONE and PEAK — a step above OE specification in materials, tolerances or warranty terms. PRESTONE AF2100 is listed in this group.

The Standard Replacement section lists 7 options from PEAK, FVP and PRESTONE — built to original-equipment specification. FVP DEX5050GAL is listed in this group.

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

2 Coolant Hose / Pipe parts are listed for the 1994 Geo Metro, from ACDELCO and GATES.

This group includes ACDELCO 16197M and GATES 28461.

This table covers the seals at the Coolant Hose / Pipe. 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

2 Coolant Hose / Pipe Seal parts for the 1994 Geo Metro come from 2 brands — AJUSA and FEL-PRO. Every part fits both the 1.3L L4 and the 993cc L3.

This group includes AJUSA 16020200 and FEL-PRO 36102.

This table covers the Cooling Fan control modules. Read more

3 Cooling Fan Control Module parts for the 1994 Geo Metro come from US MOTOR WORKS. Every part fits both the 1.3L L4 and the 993cc L3.

Part numbers include US MOTOR WORKS 16749, US MOTOR WORKS 16789 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 are listed for the 1994 Geo Metro, from 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

10 Radiator parts are listed for the 1994 Geo Metro, from TECHPRO, SPECTRA PREMIUM, FVP and 2 other brands. LILAND GLOBAL 1182AA carries the "Popular" badge. 5 parts fit every engine; the other 5 are engine-specific.

Economy: 4 parts, from TECHPRO. A representative part number is TECHPRO GM3010370.

In the Premium (All Aluminum Construction) grade, LILAND GLOBAL supplies 1 part: a step above OE specification in materials, tolerances or warranty terms. A representative part number is LILAND GLOBAL 1182AA.

The Standard Replacement section: 5 options from SPECTRA PREMIUM, FVP and OSC. SPECTRA PREMIUM CU1444 is listed in this group.

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 are listed for the 1994 Geo Metro, from CALORSTAT, GATES, MOTORAD and 1 other brand. MOTORAD T13R carries the "Popular" badge.

The Locking Replacement section lists 3 options from CALORSTAT, GATES and MOTORAD — grouped under the catalog's "Locking Replacement" designation — the notes column spells out what sets them apart. CALORSTAT RC0213 is listed in this group.

The Standard Replacement section: 3 options from MOTORAD, SKP and GATES. MOTORAD T13R is listed in this group.

1 ungrouped part is not assigned to a grade, with the same engine-level match.

This group includes MOTORAD T13R, CALORSTAT RC0213 and GATES 31533 and the remaining parts above.

This table covers the petcocks used to drain the radiator. Read more

This group shows a single part: DORMAN 490235.

This table covers the fan assemblies (and clutches, where listed) that pull air through the radiator. Read more

3 Radiator Fan Assembly parts for the 1994 Geo Metro come from 2 brands — GPD and AGILITY.

The Economy section: 1 option from GPD. GPD 2811296 is listed in this group.

Standard Replacement: 1 part, from AGILITY. A representative part number is AGILITY 6016148.

1 further part sits outside the graded sections, with the same engine-level match.

This group includes GPD 2811296 and AGILITY 6016148 and the remaining parts above.

This table covers the Radiator Fan motors. Typical signs include no motion, a squeal, or a motor that only runs on one speed. Confirm power, ground and the control module before replacing the motor. Read more

4 Radiator Fan Motor parts are listed for the 1994 Geo Metro, from ACDELCO, FOUR SEASONS, GPD and 1 other brand. All of them fit every engine offered in the 1994 Metro.

Part numbers include ACDELCO 1580408, FOUR SEASONS 35407 and GPD 2311272, among others listed above.

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

22 Radiator Hose parts for the 1994 Geo Metro come from 4 brands — GATES, ACDELCO, DAYCO and 1 other brand. The "Popular" part is DAYCO 71271.

The Economy section: 1 option from GATES. GATES 25157 is listed in this group.

Standard Replacement: 11 parts, from GATES, DAYCO, ACDELCO and 1 other brand. A representative part number is DAYCO 71271.

10 further parts sit outside the graded sections, with the same engine-level match.

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

23 Temperature Sender / Sensor parts are listed for the 1994 Geo Metro, from STANDARD MOTOR PRODUCTS, ACDELCO, BECK/ARNLEY and 13 other brands. SKP SKTS198 carries the "Popular" badge. 13 parts fit every engine; the other 10 are engine-specific.

Economy: 7 parts, from SKP, ÜRO PARTS, GPD and 4 other brands. A representative part number is SKP SKTS198.

The Standard Replacement section: 15 options from STANDARD MOTOR PRODUCTS, ACDELCO, BECK/ARNLEY and 7 other brands. HELLA 009107481 is listed in this group.

1 ungrouped part is not assigned to a grade, with the same engine-level match.

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

15 Thermostat parts for the 1994 Geo Metro come from 4 brands — MOTORAD, GATES, CALORSTAT and 1 other brand. The "Popular" part is MOTORAD 2003195. 13 parts fit every engine; the other 2 are engine-specific.

Heavy Duty: 2 parts, from MOTORAD. A representative part number is MOTORAD 5203180.

The Performance section lists 2 options from MOTORAD — engineered beyond original-equipment specification. MOTORAD 2003195 is listed in this group.

Premium: 3 parts, from MOTORAD. A representative part number is MOTORAD 7203180.

Standard Replacement: 8 parts, from MOTORAD, GATES, CALORSTAT and 1 other brand. A representative part number is GATES 33429.

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

13 Thermostat / Thermostat Housing / Water Outlet Seal parts are listed for the 1994 Geo Metro, from VICTOR REINZ, APEX, MAHLE / CLEVITE and 6 other brands. AISIN THP601 carries the "Popular" badge. 4 parts fit every engine; the other 9 are engine-specific.

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 for the 1994 Geo Metro come from 7 brands — WJB / INMOTION PARTS, BECK/ARNLEY, FVP and 4 other brands. The "Popular" part is WJB / INMOTION PARTS WU5058. 6 parts fit every engine; the other 1 is engine-specific.

The Economy section: 4 options from WJB / INMOTION PARTS, BECK/ARNLEY, FVP and 1 other brand. WJB / INMOTION PARTS WU5058 is listed in this group.

Standard Replacement: 3 parts, from AISIN, GATES and GMB. A representative part number is AISIN WPS007.

Listed part numbers: WJB / INMOTION PARTS WU5058, BECK/ARNLEY 1312147 and FVP US5058, plus the other parts 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 are listed for the 1994 Geo Metro, from AJUSA, APEX, BECK/ARNLEY and 2 other brands. 2 parts fit every engine; the other 3 are engine-specific.

This group includes AJUSA 00323800, APEX AWP3070 and BECK/ARNLEY 0394043 and the remaining parts above.