BuickCentury1995Overview/buick/century/1995/base/

1995 Buick Century

Factory specifications, fluid capacities, torque values, EPA fuel economy and the federal safety record for the 1995 Century.

Body PASSENGER CARTransmission Automatic 4-spd

Defined as a passenger car, the 1995 Buick Century pairs a 4-spd automatic transmission with EPA fuel economy ratings of 17/26/20 mpg and engine specifications calling for 4 qt of 5W-30 API oil. Reliability records show 117 total owner complaints and one recall for this model year, with the top complaint area identified as Service Brakes, Hydraulic. Contextualized within the 1990-2005 model history, the 1995 variant falls between the lineage's peak of 252 complaints in 1999 and the low of 19 in 2005, marking an intermediate point in the vehicle's reliability trajectory.

Model year200520042003200220012000199919981995

Quick specs

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

Engine oil capacity4 qtOEM · verified
Engine oil type5W-30 APIOEM · verified
Lug nut torque100 ft-lbsOEM · verified
EPA fuel economy17/26/20 mpgEPA · verified

Fitment & sizes

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

From the factory this vehicle uses a BCI 75 · 525 CCA battery, 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 Note the factory fuel filter is now discontinued — plan on a superseded or quality aftermarket equivalent, which the part pages below list where known.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.

Battery groupBCI 75 · 525 CCAOEM · verified
Tire sizeP185-75R14OEM · verified
Wheel / rim5.5-JJ inOEM · verified

OE service part numbers OEM · verified

Engine oil filter12731175
Engine air filter25043504 alt 25043119
Fuel filter25121970 discontinued
Spark plug19302728 alt 19301807
Front wiper blades15184702
Thermostat24507563 alt 24577299

Full specifications

Engine, drivetrain, dimensions and economy.

Engine & drivetrain NHTSA vPIC

TransmissionAutomatic 4-spd

Dimensions & weight NHTSA vPIC

Overall length189 in
Overall width69.3 in
Overall height54.3 in
Wheelbase104.7 in
Curb weight3049 lb
Track (front / rear)58.7 / 56.7 in
Weight distribution (front / rear)66/34

Ratings & economy EPA / vPIC

EPA city / highway / combined17 / 26 / 20 mpg
DrivetrainFront-Wheel Drive
Passenger volume97 cu ft
Cargo volume16 cu ft
Recommended fuelRegular Gasoline

Performance & power Independent road tests

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

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

11.5 sec0–60 mph (tested)quickest 11.50 sec — 1986 T-Type Sedan
YearTrim / engine0–60¼ mileHPDrivetrain
1986T-Type Sedan 3.8L V611.50 sec17.60 sec150 hpFWD

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. Torque lug nuts to 100 ft-lbs. The firing order is 1-2-3-4-5-6.

Lubricants & capacities

Engine CoolantETHYLENE GLYCOL
Engine Oil5W-30 · API
Engine Oil Capacity4 qt
Engine Oil5W-30 · API
Engine Oil Capacity4 qt

Engine torques

Crankshaft Position (CKP) Sensor Bolt(s)24X Sensor: 8 ft-lbs, 7X Sensor: 6 ft-lbs
Camshaft Position (CMP) Sensor Bolt(s)8 ft-lbs
Camshaft Sprocket and/or Gear Bolt(s)96 ft-lbs
Camshaft Sprocket and/or Gear Bolt(s)81 ft-lbs
Engine Coolant Temperature (ECT) Sensor Bolt(s)18.5 ft-lbs
Oxygen (O2S) Sensor Bolt(s)35 ft-lbs
Knock Sense (KS) Bolt(s)11-16 ft-lbs
Engine Coolant Temperature (ECT) Sensor Bolt(s)17 ft-lbs

Chassis torques

Lug Nuts100 ft-lbs
Rear Wheel Hub44 ft-lbs

Ignition

Cylinder Firing Order1-3-4-2
Cylinder Firing Order1-2-3-4-5-6
Spark Plug ManufacturerAC Delco
Spark Plug TypeAC 41-908
Spark Plug Gap0.060 in
Spark Plug Torque11.0 ft-lbs
Spark Plug ManufacturerAC Delco
Spark Plug Gap0.060 in

Battery & A/C

RefrigerantR134a
Refrigerant Capacity1.75-2.00 lbs
Oil GroupPAG
Oil TypeGM part number 12345923 or equivalent.
Oil Capacity9.00 oz
Standard BCI Group Number75
Standard BCI Cranking Performance525 cca
Standard BCI Group Number75

Service checks

Pressure Test15 psi
Radiator Cap Pressure Relief15 psi
Thermostat Opening Temperature192 °F
Engine Compression100

Brakes

Torque to Knuckle38 ft-lbs
Minimum Pad ThicknessFront: 0.030; Rear: 0.030 specification
Rotor Max Parallel Variation0.0005 in
Rotor Runout Limit0.002 in
Rotor Nominal Thickness From1.028 in
Rotor Nominal Thickness To1.028 in
Rotor Minimum Machining0.972 in
Rotor Discard at or Under0.957 in

Multi-step torque procedures OEM · verified

Cylinder Head — tightening sequence 2 stages
1long bolts 46 ft. lbs.; short bolts 43 ft. lbs.46 ft. lbs
290
Cylinder Head — tightening sequence 2 stages
133 ft. lbs.33 ft. lbs
2turn 90
Engine Valve Cover Bolts — tightening sequence 1 stages
17.4

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; 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 miTire & Wheel Assembly (rotate)
Every 7,500 miBody Latches, Locks & Hinges (inspect) · Engine Oil (drain & refill) · Engine Oil Filter (replace) · Parking Brake Cable (lubricate) · Shift Linkage (inspect) · Steering Linkage (inspect)
Every 15,000 miTire & Wheel Assembly (rotate)
Every 30,000 miEGR System (inspect) · Engine Air Filter Element (replace) · Engine Coolant System (drain, flush & refill) · Fuel Line (inspect) · Fuel Tank (inspect) · Fuel Tank Filler Cap (inspect)

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 1995 Buick Century occupies a transitional position in its generation's federal record. After a sharp escalation in 1994—147 complaints and 6 recalls—the 1995 model year saw complaints ease to 117 and recalls drop to just 1, the lowest figure in the entire dataset, while TSBs continued climbing to 46, suggesting the model was still under active factory scrutiny. Compared to the early-1990s baseline of roughly 49 complaints per year (1990–1992), 1995 still ran more than double that norm, and it preceded a second wave of complaint growth that crested at 252 in 1999 before tapering off as the population aged. The year's filings are heavily concentrated in four areas—Service Brakes/Hydraulic (19), Air Bags (10), Power Train (10), and Steering (10)—which together account for 49 of the 117 complaints, with 10 crash-related and 1 fire-related report; the data does not specify a root cause for any of these clusters. Within the generation's arc, 1995 is one of the calmer recall years, but its elevated complaint load and rising TSB volume indicate build issues still being catalogued. Net takeaway: 1995 is a defensible used buy relative to the 1994 or 1997–2000 examples, but a pre-purchase inspection should focus specifically on the brake hydraulic system, airbag system, powertrain, and steering components.

1
Open recalls
NHTSA campaigns
46
Service bulletins
Manufacturer communications
0
ODI investigations
Office of Defects Investigation
117
Owner complaints
10 involved a crash · 1 a fire
NHTSA crash-test rating federal NCAP · out of 5 stars
Rollover★★★★★
Owner complaints by model year NHTSA · this generation & adjacent

Owner complaints filed with NHTSA, by component

All 117 complaints on record, top 8 components.

Service Brakes, Hydraulic19
Air Bags10
Power Train10
Steering10
Engine & Engine Cooling10
Seat Belts6
Electrical System5
Suspension5

Source: NHTSA Office of Defects Investigation complaint database.

Recalls NHTSA · verified

Showing 1 of 1 campaigns on record for this vehicle.

95V173000Seat Belts:Front:AnchorageReported 15/09/1995

THESE VEHICLES WERE ASSEMBLED WITH REAR OUTBOARD SAFETY BELT ANCHORAGES THAT MAY NOT WITHSTAND THE REQUIRED LOAD. THIS DOES NOT COMPLY WITH FMVSS NO.210, "SEAT BELT ASSEMBLY ANCHORAGES." Remedy: DEALERS WILL REPLACE THE EXISTING ANCHOR BOLTS WITH A NEW SHOULDER BOLT AND THREAD LOCKING ADHESIVE. ADDITIONALLY, NOISE CONTROL PATCHES WILL BE APPLIED AT EACH ANCHORAGE.

Technical service bulletins NHTSA · verified

Showing 5 of 46 bulletins on record with NHTSA.

BulletinDateComponentSummary
PIP4723F2022-01-14Service Brakes, HydraulicThis Preliminary Information communicates to the dealer the process for downloading or…
PIP4723D2020-01-31Electrical SystemThis Preliminary Information communicates to the dealer the process for downloading or…
PIC4696E2019-11-22EquipmentThis Preliminary Information communication provides information to the technician on how…
17NA0732019-09-18EquipmentThis warranty administration bulletin provides information regarding the field action…
PIC4696D2019-09-05EquipmentThis Preliminary Information communication provides information to the technician on how…

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 Century. 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.

Reference guides

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

Frequently asked

How much oil does the 1995 Century take?

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

Does the 1995 Century have open recalls?

NHTSA lists 1 recall campaign(s) for this model year. Check your specific vehicle by VIN.

What gas mileage does the Century get?

EPA figures are 17 city / 26 highway / 20 combined mpg.