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1989 Hyundai Sonata

Factory specifications, fluid capacities, torque values, EPA fuel economy and the federal safety record for the 1989 Sonata.

The 1989 Hyundai Sonata is introduced with an engine that requires 3.7 qt of oil and accepts viscosities of 20W‑40, 20W‑50 or 10W‑30 API. Owner feedback for this model year totals 20 complaints, with the most frequent issues arising in the Engine & Engine Cooling area and three recalls recorded. When viewed against the Sonata’s broader complaint history from 1990 through 2026 — where the lowest annual figure was just two complaints in 2026 and the highest peaked at 3,368 in 2011 — the 1989 model sits at the low‑end of the spectrum, indicating a comparatively reliable start for the nameplate.

Model year2025 2024 2023 2022 2021 2020 2019 2018 1989

Quick specs

Fluid capacities, tune-up values and fuel economy at a glance.

Engine oil capacity3.7 qtOEM · verified

Engine oil type20W-40 / 20W-50 / 10W-30 APIOEM · verified

Full specifications

Engine, drivetrain, dimensions and economy.

Dimensions & weight NHTSA vPIC

Overall length	184.3 in
Overall width	68.9 in
Overall height	55.5 in
Wheelbase	104.3 in
Curb weight	2723 lb
Track (front / rear)	57.5 / 56.7 in
Weight distribution (front / rear)	61/39

Performance & power Independent road tests

0–60 mph, quarter-mile, horsepower and torque from independent road tests.

Independent road tests for the Sonata of this era, listed by trim and engine — this page spans more than one engine, so no single horsepower figure is shown.

10.5 sec0–60 mph (tested)quickest 10.50 sec — 1989 GLS

Year	Trim / engine	0–60	¼ mile	HP	Drivetrain
1989	GLS 2.4L I-4	10.50 sec	17.30 sec	—	FWD
1990	GLS V6 3.0L V6	9.90 sec	17.20 sec	143 hp	FWD

Service quick specs OEM factory data

Capacities, torques and tune-up values from the factory service manual.

This engine holds 3.7 qt of 20W-40 / 20W-50 / 10W-30 API engine oil.

Lubricants & capacities

Engine Coolant	ETHYLENE GLYCOL
Engine Oil	ABOVE 32 degrees F
Engine Oil Capacity	3.7 qt
Power Steering Fluid	ATF

Factory maintenance schedule OEM · verified

Normal service, condensed from the factory interval matrix.

Under the factory schedule, replace the engine oil and filter every 7,500 mi.

Every 7,500 mi	Brake System (inspect) · Driveshaft U-Joint (inspect) · Engine Oil (drain & refill) · Engine Oil Filter (replace) · Steering Linkage (inspect) · Transmission Assembly (inspect)
At 15,000 mi	Throttle Position Sensor (inspect)
Every 15,000 mi	Accessory Drive Belt (inspect) · Axle Shaft Oil Seal (inspect) · Brake Hydraulic System (inspect fluid level) · Brake Line (inspect) · CV Joint Boot (inspect) · Engine Coolant System (leak inspection)
Every 30,000 mi	Engine Air Filter Element (replace) · Fuel Filter (inspect) · Fuel Line (inspect) · Wheel Bearing (inspect)
Every 50,000 mi	EGR System (inspect) · Fuel Evaporative Canister (replace) · Fuel Evaporative Emission Control System (inspect) · Fuel Evaporative Emission Control System Lines (inspect) · Oxygen Sensor (replace) · PCV Valve (inspect)
Every 60,000 mi	Timing Belt (replace)

Reliability & federal safety record

Owner-reported issues, recalls, investigations and service bulletins on record with NHTSA — an unfiltered look at what owners actually experience.

The 1989 model appears early in the generation, preceding the first federal record (1990) which logged 25 complaints and 3 recalls. In the subsequent years, complaint counts and TSBS totals generally rose, peaking in the mid‑2000s before declining, indicating that the early‑generation vehicles experienced relatively modest problem reports. The 1989 target‑year data show six complaints in the Engine & Engine Cooling category, three each in Latches/Locks/Linkages and Power Train, two in Seat Belts, plus one crash and two fire complaints, reflecting early safety‑related concerns. Compared with the 1990‑1994 period, where complaints fell to as low as three and recalls remained under two, the 1989 figures suggest a slightly higher concentration of mechanical and latch‑related issues but still within the low‑volume range of the early era. Consequently, while the 1989 Sonata is not flagged by major recall spikes, a buyer should verify service records and address any engine or latch concerns, making it a potentially acceptable purchase with proper due diligence.

Open recalls

NHTSA campaigns

Service bulletins

Manufacturer communications

ODI investigations

Office of Defects Investigation

Owner complaints

1 involved a crash · 2 a fire

Owner complaints by model year NHTSA · this generation & adjacent

’90 ’91 ’92 ’93 ’94 ’95 ’96 ’97 ’98 ’99 ’00 ’01 ’02 ’03 ’04 ’05 ’06 ’07 ’08 ’09 ’10 ’11 ’12 ’13 ’14 ’15 ’16 ’17 ’18 ’19 ’20 ’21 ’22 ’23 ’24 ’25 ’26

Owner complaints filed with NHTSA, by component

All 20 complaints on record, top 8 components.

Engine & Engine Cooling6

Latches/Locks/Linkages3

Power Train3

Seat Belts2

Structure2

Engine & Engine Cooling,Power Train1

Electrical System1

Equipment1

Source: NHTSA Office of Defects Investigation complaint database.

Recalls NHTSA · verified

Showing 2 of 3 campaigns on record for this vehicle.

93V196000Seat BeltsReported 29/11/1993

THE MOTORIZED SHOULDER BELT CAN TRAVEL SLOWLY OR CHATTER IN THE TRACK AND MAY EVENTUALLY STOP TRACKING AND BECOME INOPERATIVE. Remedy: DEALERS WILL LUBRICATE THE TRACK ASSEMBLY AND, IF ANY SYSTEMS ARE FOUND INOPERATIVE, THE SYSTEM WILL BE REPAIRED OR REPLACED, AS REQUIRED.

90V038000Latches/Locks/Linkages:Hood:LatchReported 21/02/1990

INSUFFICIENT CLEARANCE COULD CAUSE THE SAFETY CATCH ON THE SECONDARY HOOD LATCH STRIKER TO BIND. Remedy: REPLACE HOOD LATCH STRIKER ASSEMBLY.

Technical service bulletins NHTSA · verified

Showing 5 of 10 bulletins on record with NHTSA.

Bulletin	Date	Component	Summary
23-BD-002H	2023-01-30	Visibility	This bulletin provides information regarding condensation related to the accumulated…
21-EM-003H	2021-03-10	Engine And Engine Cooling	This bulletin provides the inspection procedure and repair guidelines for certain…
20-BR-002H	2020-11-30	Service Brakes	This bulletin describes the procedure to inspect and identify fluid which may appear…
20-SS-004H	2020-11-19	Wheels	This bulletin provides tire vibration service procedures, including how to optimize…
20-EE-003H	2020-04-23	Equipment	This bulletin provides information on identifying dealer stock vehicles with either: â¢…

Common OBD-II trouble codes

The most common OBD-II codes for this vehicle's emissions system. These are standardized SAE J2012 definitions, not vehicle-specific fault reports.

P0420

Catalyst system efficiency below threshold — Bank 1

P0300

Random / multiple cylinder misfire detected

P0171

System too lean — Bank 1

P0455

Evaporative emission system leak detected — large leak

P0128

Coolant thermostat below regulating temperature

P0442

Evaporative emission system leak detected — small leak

VIN tools

Decode factory build data for a specific vehicle by VIN.

VIN

Decode a VIN to confirm the transmission and build data for a specific Sonata. OEM

Build data

Plant, GVWR class, engine and body data for any 17-character VIN.

Recalls

Check open recall campaigns against a specific vehicle by VIN.

Vehicles with shared specs

Find every vehicle that shares this one's battery, bulbs, oil capacity, platform or parts.

Vehicles taking 3.7 qt

Reference guides

Cross-vehicle references for the kinds of data on this page.

Vehicle recalls & TSBs OBD-II trouble codes Maintenance schedules Fluid capacities & specs

Frequently asked

How much oil does the 1989 Sonata take?

3.7 qt of ABOVE 32 degrees F: 20W-40 OR 20W-50 API SM, ABOVE -10 degrees F: 10W-30, 10W-40 OR 10W-50 API SM, BELOW 100 degrees F: 5W-30 OR 5W-40 API SM, per the factory manual.

Does the 1989 Sonata have open recalls?

NHTSA lists 3 recall campaign(s) for this model year. Check your specific vehicle by VIN.