Warm air from the vents
Cooling is weak or gone, even with the fan on high.
SG Garage · #01-309 Ang Mo Kio · Aircon only
Car aircon compressor replacement in Singapore
Quick answer: Car aircon compressor replacement at SG Garage in Ang Mo Kio starts from $550, including parts, labour and GST. We first test pressures, the clutch and wiring, and trace leaks to confirm the compressor is the cause, then quote a new or remanufactured unit. By appointment only. The final price is confirmed after inspection; diagnosis is $30 if you don't go ahead.
By appointment only. Book your slot through the booking link above.
Signs your car aircon compressor is failing
The compressor pumps refrigerant around the aircon system. When it weakens, cooling usually fades first in Singapore's stop-go traffic and midday heat.
Cooling cuts in and out
Cold for a few minutes, then warm, then cold again.
Noise when the aircon is on
Grinding, rattling or squealing that stops when you switch the aircon off.
Clutch not engaging
On clutch-type compressors, the front plate does not spin when the aircon is switched on.
Oil or leak marks
Oily residue around the compressor body or its seals can point to a leak.
Belt trouble
A squealing or damaged drive belt can come from a compressor or pulley that is starting to seize.
More detail: compressor failure warning signs and compressor noise: repair or replace?
Is it really the compressor?
Several faults look like a dead compressor. We check these first, so you do not replace an $550 part when the cause is cheaper.
| Symptom | Could also be | What we check |
|---|---|---|
| No cold air at all | Low gas from a leak, blown fuse or relay, faulty pressure switch | Pressures, leak trace, compressor power supply |
| Cold when driving, warm at idle | Weak condenser fan or blocked condenser | Fan operation, condenser airflow, pressures at idle |
| Noise with aircon on | Worn pulley bearing or drive belt | Pulley, belt and compressor with the aircon on and off |
| Cooling fades over weeks | Slow refrigerant leak (hoses, condenser, cooling coil) | Leak tracing before any top-up |
How we replace a car aircon compressor
- Confirm the fault: pressure readings, clutch and electrical checks, and a leak trace, so the compressor is proven to be the cause.
- Agree the quote: we explain the options (new or remanufactured, where suitable) and the price. Nothing starts until you approve.
- Recover the refrigerant and remove the old compressor.
- Check for debris: a compressor that failed inside can send metal particles through the system, so we check whether other parts need cleaning or replacing and tell you before doing extra work.
- Fit the compressor with the correct oil, then vacuum the system and charge it with the correct refrigerant for your car (R134a or R1234yf).
- Test before handover: pressures, vent temperature and leak check, so you collect a car that cools properly.
New or remanufactured compressor?
Both can be the right choice. A new compressor suits cars that need a specific updated unit or owners who plan to keep the car for many years. A remanufactured compressor is a used unit that has been stripped, rebuilt with worn parts replaced and tested, and is usually a lower-cost option. We remanufacture compressors in-house where it suits the car, and we tell you which option we recommend and why before you decide.
| Job | Starting price (SGD) |
|---|---|
| Aircon compressor replacement | From $550 |
| Aircon cooling coil replacement | From $600 |
| Aircon gas top-up (after a leak check) | From $20 |
| Diagnosis, if you don't go ahead with the repair | $30 |
Starting prices include parts, labour and GST. The final price is confirmed after we inspect the car at your booked appointment, and no work starts until you approve it. Diagnosis is $30 if you don't go ahead with the repair.
What changes the price of a compressor replacement?
- The car and compressor type: clutch, variable-displacement and electric compressors differ in part cost and fitting time.
- New or remanufactured: a remanufactured unit, where suitable, usually costs less than new.
- Access: some engine bays need more parts removed to reach the compressor.
- Damage elsewhere: if the old compressor sent debris through the system, other parts may need cleaning or replacing. We show you before quoting it.
- Refrigerant type: newer cars use R1234yf, older cars R134a.
Compressor jobs are done at SG Garage, our aircon-only unit at Blk 5032 Ang Mo Kio Industrial Park 2 #01-309, Singapore 569535. See car aircon specialist for everything the unit handles.
Frequently asked questions
How much does car aircon compressor replacement cost in Singapore?
At SG Garage, compressor replacement starts from $550, including parts, labour and GST. The final price depends on the car, the compressor type and what else the inspection finds, and is confirmed before any work starts.
How do I know if my aircon compressor is failing?
Common signs are warm air from the vents, cooling that cuts in and out, a grinding or rattling noise when the aircon is on, and a compressor clutch that does not engage. A leak or an electrical fault can cause the same symptoms, so the system should be tested first.
Can a gas top-up fix a bad compressor?
No. A top-up only replaces lost refrigerant. It does not repair a worn compressor, a faulty clutch or a wiring fault, and if the system leaks the gas escapes again.
Is a remanufactured compressor a good option?
It can be, when the unit is the correct specification, properly rebuilt and tested. We remanufacture compressors in-house as a lower-cost option to new where it suits the car, and explain the choice before you decide. Read remanufactured vs new compressors.
Can I keep driving with a noisy aircon compressor?
Switch the aircon off and book an inspection soon. On many cars the compressor is driven by the engine belt, so a seizing compressor or pulley can damage the belt.
Is there a fee if I don't go ahead with the compressor replacement?
Diagnosis is $30 if you decide not to go ahead with the repair. If you approve the work, you pay the agreed repair price.
Book your aircon check
By appointment only, Monday to Saturday, 10am to 8pm. Book your slot through the link at sggarageedwin.as.me.