ISUZU Trooper 3 Doors Engine thermostat replacement Cost
1998–2002 · Engine, Fuel & Emissions system
Typical range
$183–$336
Parts + labour
Labour hours
0.7–3h
At a typical garage
The thermostat regulates engine temperature by controlling coolant flow to the radiator. A stuck-closed thermostat causes overheating; a stuck-open one keeps the engine running cold, increasing wear and reducing heater output. ISUZU Trooper 3 Doors thermostat replacement costs $183–$336.
What affects the price
- OEM vs aftermarket thermostat (OEM strongly recommended for reliability)
- Whether the housing and gasket are replaced too
- Coolant top-up cost after the job
Common questions
How long does this repair take?
Engine thermostat replacement on a ISUZU Trooper 3 Doors typically takes 0.7–3 hours at a garage.
How often does this need to be done?
For a ISUZU Trooper 3 Doors, this is typically needed thermostats are replaced on failure; typical lifespan is 80,000–100,000 miles.
Other engine, fuel & emissions system repairs on the ISUZU Trooper 3 Doors
- ABS hydraulic unit replacement$421–$771
- ABS sensor replacement$173–$318
- ABS system bleeding$139–$254
- AC compressor clutch replacement$347–$635
- AC compressor replacement$371–$681
Engine thermostat replacement cost on similar cars
- HYUNDAI Santa Fe$167–$305
- HONDA CR-V$167–$305
- LEXUS RX$183–$336
- TOYOTA Highlander / Kluger$167–$305
- KIA Sorento$167–$305
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