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1986 Oldsmobile Toronado

Factory specifications, fluid capacities, torque values, EPA fuel economy and the federal safety record for the 1986 Toronado.

Transmission Automatic 4-spd

The 1986 Oldsmobile Toronado uses a 4‑qt oil capacity with 5W‑30 API viscosity and is paired with an automatic 4‑speed transmission. Its EPA fuel‑economy ratings are 17 mpg in city driving, 27 mpg on the highway and 20 mpg in combined cycling. The model records a single total owner complaint and three recalls, the most frequent complaint concerning seat belts. The 1986 model year precedes the complaint window of 1990‑1995, where complaint counts ranged from a high of 16 in 1990 to a low of 1 in 1995, indicating comparatively minimal reported problems for that era.

Model year1992 1991 1989 1988 1987 1986 1985 1984

Quick specs

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

Engine oil capacity4 qtOEM · verified

Engine oil type5W-30 APIOEM · verified

EPA fuel economy17/27/20 mpgEPA · verified

Fitment & sizes

Replacement part sizes and factory part numbers — battery, bulbs, filters and belts.

From the factory this vehicle uses OE oil filter 12731175. Note the factory fuel filter is now discontinued — plan on a superseded or quality aftermarket equivalent, which the part pages below list where known. Each part links to every other vehicle that shares it, so a part you already stock may fit more of your fleet than you'd expect.

OE service part numbers OEM · verified

Engine oil filter	12731175 alt 25322835
Engine air filter	24577608
Fuel filter	25171792 discontinued
Spark plug	19300749
Front wiper blades	22155381
Serpentine belt	88986824
Thermostat	24506986 alt 03059081

Full specifications

Engine, drivetrain, dimensions and economy.

Engine & drivetrain NHTSA vPIC

Transmission

Automatic 4-spd

Dimensions & weight NHTSA vPIC

Overall length	187 in
Overall width	71.7 in
Overall height	53.5 in
Wheelbase	107.9 in
Curb weight	3309 lb
Weight distribution (front / rear)	64/36

Ratings & economy EPA / vPIC

EPA city / highway / combined	17 / 27 / 20 mpg
Drivetrain	Front-Wheel Drive
Recommended fuel	Regular Gasoline

Service quick specs OEM factory data

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

This engine holds 4 qt of 5W-30 API engine oil.

Lubricants & capacities

Engine Coolant	ETHYLENE GLYCOL
Engine Oil	5W-30 · API
Engine Oil Capacity	4 qt
Power Steering Fluid	USE GM PART NO. 1050017 OR EQUIVALENT

Factory maintenance schedule OEM · verified

Normal service, condensed from the factory interval matrix.

Under the factory schedule, replace the engine oil and filter at 7,500 mi; coolant every 30,000 mi. The big-interval services (every 30,000 mi for coolant, and the transmission fluid) are the ones owners most often skip — on a lower-mileage example, assume the original fluids are still in it and check them first.

At 7,500 mi	Engine Oil Filter (replace) · Throttle Body (torque) · Tire & Wheel Assembly (rotate)
Every 7,500 mi	Accessory Drive Belt (inspect) · Axle Shaft Oil Seal (inspect) · CV Joint Boot (inspect) · Engine Oil (drain & refill) · Engine Oil Filter (replace) · Exhaust System (Complete) (inspect)
Every 15,000 mi	Engine Oil Filter (replace) · Tire & Wheel Assembly (rotate)
Every 30,000 mi	EGR System (inspect) · Engine Air Filter Element (replace) · Engine Breather Filter (replace) · Engine Coolant System (drain, flush & refill) · Fuel Line (inspect) · Fuel Tank (inspect)
Every 100,000 mi	Transmission Fluid & Filter (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 federal record shows a clear downward trend in complaints and recalls for the Toronado from 1990 to 1995—16 complaints and 3 recalls in 1990, dropping to just 1 complaint and no recalls by 1995. The 1986 model predates this dataset, but its position in the trend suggests it would fall somewhere earlier in the arc, likely with a higher number of complaints than the 1990 baseline. The 1986 year’s top complaint area was seat belts (one complaint) and it had no reported crash or fire complaints. Given the overall decline in issues over the subsequent years, a 1986 Toronado may still carry the same seat‑belt‑related concern and potentially a higher backlog of other, unrecorded problems. Therefore, while the model is historically reliable, the lack of recent data and the isolated seat‑belt issue imply that a 1986 Toronado may not be the safest or most trouble‑free choice compared to later years.

Open recalls

NHTSA campaigns

Service bulletins

Manufacturer communications

ODI investigations

Office of Defects Investigation

Owner complaints

0 involved a crash · 0 a fire

NHTSA crash-test rating federal NCAP · out of 5 stars

Overall★★★★★

Frontal★★★★★

Side★★★★★

Rollover★★★★★

Owner complaints by model year NHTSA · this generation & adjacent

’90 ’91 ’92 ’95

Owner complaints filed with NHTSA, by component

All 1 complaints on record, top 1 components.

Seat Belts1

Source: NHTSA Office of Defects Investigation complaint database.

Recalls NHTSA · verified

Showing 2 of 3 campaigns on record for this vehicle.

06E043000Fuel System, GasolineReported 19/05/2006

CERTAIN REPLACEMENT FUEL FILTERS, FRAM BRAND NAME P/N G3727, WITH DATE CODES X52911 THROUGH X60801 SEQUENTIALLY OR X600141 AND A MEXICO COUNTRY OR ORIGIN MARKING ON THE FUEL FILTER HOUSING MANUFACTURED FROM OCTOBER 18… Remedy: HONEYWELL WILL NOTIFY OWNERS AND REPLACE THE FUEL FILTERS FREE OF CHARGE. THE RECALL BEGAN ON OCTOBER 18, 2006. OWNERS MAY CONTACT FRAM CUSTOMER SERVICE AT 1-800-890-2075 (OPTION…

88V078000Steering:Hydraulic Power Assist:PumpReported 10/05/1988

INSUFFICIENT CLEARANCE BETWEEN THE POWER STEERING PUMP PRESSURE HOSE ASSEMBLY AND THE TRANSMISSION GOVERNOR/SPEED SENSOR CONNECTOR COULD CAUSE ABRASION OF THE HOSE. Remedy: REPLACE THE POWER STEERING PUMP PRESSURE HOSE.

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 Toronado. 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 4 qt Engine oil filter 12731175 Engine air filter 24577608 Fuel filter 25171792 Spark plug 19300749

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 1986 Toronado take?

4 qt of 5W-30 API, per the factory manual.

Does the 1986 Toronado have open recalls?

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

What gas mileage does the Toronado get?

EPA figures are 17 city / 27 highway / 20 combined mpg.