
CHEVROLET BLAZER (1969–2024): Technical Data, DTC & Service Schedule
2.5L I4 • Gasoline
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Every figure on this Chevrolet Blazer (1969–2024) page is aggregated and cross-checked against more than 6.6 million real workshop operations, NHTSA records and OEM technical sources — and updated continuously. No invented estimates.
The Chevrolet Blazer (1969–2024) uses ACDelco dexos1 0W-20 engine oil. Its battery is group 48 (BCI), rated at 760A cold-cranking amps. It is powered by a 2.5L I4 engine. Its OEM tyre size is 215/55 R16. Use the sections below for verified fluids, battery, OEM tyres, the maintenance schedule, recommended parts and the most commonly reported OBD2 fault codes for this vehicle.
Engine temperature over limits — check coolant level, thermostat and radiator.
Related codes: P0217
ECU detects insufficient oil pressure — check oil level and sensor.
Related codes: P0522
Oil pressure below critical threshold — stop the engine and check immediately.
Related codes: P0524
Faulty ECU processor — requires specialist workshop diagnosis.
Related codes: P0606
Throttle actuator motor circuit open — loss of throttle response.
Related codes: P2100
Prices may vary by area and workshop.
Standard labour hours from a database of 6.6M+ real shop operations, with an indicative labour-cost estimate for your country.
Brakes8 operations
| Operation | Labour hours (OLP) | Est. labour cost |
|---|---|---|
| ABS Module | 2.0h | € 90–€ 150 |
| ABS Pump | 2.5h | € 112–€ 187 |
| ABS Tone Ring | 1.5h | € 67–€ 112 |
| ABS Wheel Speed Sensor - Front | 0.8h | € 36–€ 60 |
| ABS Wheel Speed Sensor - Rear | 0.8h | € 36–€ 60 |
| Brake Bleed - All Four | 1.0h | € 45–€ 75 |
| Brake Booster | 2.5h | € 112–€ 187 |
| Brake Booster Check Valve | 0.3h | € 13–€ 22 |
Cooling8 operations
| Operation | Labour hours (OLP) | Est. labour cost |
|---|---|---|
| Coolant Bypass Pipe | 1.5h | € 67–€ 112 |
| Coolant Flush | 1.0h | € 45–€ 75 |
| Coolant Reservoir | 0.5h | € 22–€ 37 |
| Coolant Temperature Sensor | 0.5h | € 22–€ 37 |
| Cooling Fan Assembly | 1.0h | € 45–€ 75 |
| Cooling Fan Clutch | 1.0h | € 45–€ 75 |
| Cooling Fan Motor | 1.5h | € 67–€ 112 |
| Cooling Fan Relay | 0.3h | € 13–€ 22 |
Electrical8 operations
| Operation | Labour hours (OLP) | Est. labour cost |
|---|---|---|
| Airbag - Driver | 1.0h | € 45–€ 75 |
| Airbag - Passenger | 1.5h | € 67–€ 112 |
| Airbag - Side | 2.0h | € 90–€ 150 |
| Airbag Module/Computer | 1.0h | € 45–€ 75 |
| Alternator | 1.5h | € 67–€ 112 |
| Alternator Belt | 0.5h | € 22–€ 37 |
| Amplifier | 1.5h | € 67–€ 112 |
| Antenna | 0.5h | € 22–€ 37 |
Engine8 operations
| Operation | Labour hours (OLP) | Est. labour cost |
|---|---|---|
| Boost Pressure Sensor | 0.5h | € 22–€ 37 |
| Camshaft Position Sensor | 1.0h | € 45–€ 75 |
| Camshaft R&R | 8.0h | € 360–€ 600 |
| Connecting Rod Bearings | 15.0h | € 675–€ 1125 |
| Crankshaft Position Sensor | 1.0h | € 45–€ 75 |
| Crankshaft R&R | 20.0h | € 900–€ 1500 |
| Cylinder Head R&R | 6.0h | € 270–€ 450 |
| Cylinder Head Resurface | 8.0h | € 360–€ 600 |
Exhaust8 operations
| Operation | Labour hours (OLP) | Est. labour cost |
|---|---|---|
| Air Injection Check Valve | 0.8h | € 36–€ 60 |
| Catalytic Converter - California | 1.5h | € 67–€ 112 |
| Catalytic Converter - Direct Fit | 1.5h | € 67–€ 112 |
| Catalytic Converter - Universal | 2.0h | € 90–€ 150 |
| Downpipe | 2.0h | € 90–€ 150 |
| EGR Cooler | 3.0h | € 135–€ 225 |
| EGR Tube | 1.5h | € 67–€ 112 |
| EGR Valve | 1.0h | € 45–€ 75 |
Fuel system8 operations
| Operation | Labour hours (OLP) | Est. labour cost |
|---|---|---|
| Charcoal Canister | 1.0h | € 45–€ 75 |
| EVAP Purge Valve | 0.8h | € 36–€ 60 |
| EVAP Vent Valve | 0.8h | € 36–€ 60 |
| Fuel Cap | 0.1h | € 4–€ 7 |
| Fuel Filler Neck | 1.5h | € 67–€ 112 |
| Fuel Filter | 0.5h | € 22–€ 37 |
| Fuel Filter - In-Tank | 2.0h | € 90–€ 150 |
| Fuel Injector - Single | 1.0h | € 45–€ 75 |
HVAC8 operations
| Operation | Labour hours (OLP) | Est. labour cost |
|---|---|---|
| AC Accumulator | 1.5h | € 67–€ 112 |
| AC Clutch Coil | 1.5h | € 67–€ 112 |
| AC Compressor | 2.5h | € 112–€ 187 |
| AC Compressor Clutch | 2.0h | € 90–€ 150 |
| AC Compressor Oil Add | 0.5h | € 22–€ 37 |
| AC Condenser | 2.5h | € 112–€ 187 |
| AC Evaporator | 6.0h | € 270–€ 450 |
| AC Expansion Valve (TXV) | 4.0h | € 180–€ 300 |
Steering8 operations
| Operation | Labour hours (OLP) | Est. labour cost |
|---|---|---|
| Center Link/Drag Link | 1.5h | € 67–€ 112 |
| Electric Power Steering Module | 1.5h | € 67–€ 112 |
| Electric Power Steering Motor | 2.5h | € 112–€ 187 |
| Idler Arm | 1.0h | € 45–€ 75 |
| Pitman Arm | 1.2h | € 54–€ 90 |
| Power Steering Fluid Flush | 0.5h | € 22–€ 37 |
| Power Steering Gear Box | 3.5h | € 157–€ 262 |
| Power Steering Hose - High Pressure | 1.0h | € 45–€ 75 |
Suspension8 operations
| Operation | Labour hours (OLP) | Est. labour cost |
|---|---|---|
| Air Line | 1.0h | € 45–€ 75 |
| Air Spring/Air Bag | 1.5h | € 67–€ 112 |
| Air Suspension Compressor | 1.5h | € 67–€ 112 |
| Air Suspension Height Sensor | 1.0h | € 45–€ 75 |
| Air Suspension Valve Block | 2.0h | € 90–€ 150 |
| Ball Joint - Lower | 1.8h | € 81–€ 135 |
| Ball Joint - Upper | 1.5h | € 67–€ 112 |
| Ball Joints - Upper and Lower | 3.0h | € 135–€ 225 |
Transmission8 operations
| Operation | Labour hours (OLP) | Est. labour cost |
|---|---|---|
| Kickdown Cable | 0.8h | € 36–€ 60 |
| Neutral Safety Switch | 1.0h | € 45–€ 75 |
| Overdrive Solenoid | 2.0h | € 90–€ 150 |
| Shift Cable | 1.5h | € 67–€ 112 |
| Shift Linkage | 1.0h | € 45–€ 75 |
| Shift Solenoid - Single | 4.1h | € 184–€ 307 |
| Shift Solenoids - All | 9.0h | € 405–€ 675 |
| Torque Converter | 6.9h | € 310–€ 517 |
Average independent-workshop hourly labour rates, to estimate repair costs in your country.
All documented fault codes for this vehicle
The most documented diagnostic codes for this model, by system and severity. Tap a code for the full guide.
53 warning lights classified by urgency. Appears on your vehicle? Check the urgency level.
Show all dashboard warning lights
7805 owner complaints filed with the U.S. National Highway Traffic Safety Administration (NHTSA) for the Chevrolet Blazer across model years 1969–2024. These are real, verified reports submitted by vehicle owners.
GOT INTO THE VEHICLE IN THE MORNING AND WHEN I PLACED IT INTO REVERSE I HEARD A LOUD SHATTERING NOISE AND THE CAR WOULD NOT BACK UP. I HAD IT TOWED TO THE TRANSMISSION SHOP AND THEY REPORTED THAT THE "SUN" GEAR HAD SHATTERED WITH A REPAI… (MY 2004)
WINDSHIELD WIPERS STOPPED WORKING WHILE I WAS DRIVING ON I-5 @ 70 MPH. I PULLED OVER AND LOOKED AT THE WIPER MOTOR , TAPPED THE WIRE HARNESS , IT WORKED FOR ABOUT 10 MILES, DID THEY DO A RECALL???? ANYONE KNOW !!!. *JB (MY 1998)
I BOUGHT THE VEHICLE NEW IN 95, WITHIN THE FIRST TWO YEARS THE TRANSMISSION WENT OUT ON A CROSS COUNTRY TRIP IN THE MIDDLE OF NOWHERE OVER A WEEKEND NO LESS. I HAD TO WAIT TILL MONDAY FOR THE DEALERSHIP TO OPEN. I WAS TOLD THAT THE VACUU… (MY 1995)
FAILURE OF AIRBAGS TO DEPLOY IN SEVERE ROLLOVER. SEVERE FRONTEND DAMAGE. (MY 1998)
Source: NHTSA complaints database (U.S. data.gov). Figures cover production years 1969–2024.
Frequently Asked Questions
Does the Chevrolet Blazer have any safety recalls?
What does fault code P0300 mean on the Chevrolet Blazer?
What does fault code P0128 mean on the Chevrolet Blazer?
What does fault code P0011 mean on the Chevrolet Blazer?
Are engine problems common on the Chevrolet Blazer?
Are electrical problems common on the Chevrolet Blazer?
Are brakes problems common on the Chevrolet Blazer?
What tyres does the Chevrolet Blazer (1969–2024) use?
What is the right battery for the Chevrolet Blazer (1969–2024)?
What engine oil should I use on the Chevrolet Blazer (1969–2024)?
Which OBD2 fault codes are commonly documented for the Chevrolet Blazer (1969–2024)?
How often should the Chevrolet Blazer (1969–2024) be serviced?
This spec sheet is updated with data verified from OEM sources and shop databases. If you spot an inaccuracy or have additional data on the Chevrolet Blazer (1969–2024), let us know — every correction improves quality for all users.





