Saab›9-5 Aero›2001›2.3L/saab/9-5-aero/2001/2-3l/

2001 Saab 9-5 Aero — 2.3L

Factory specifications, fluid capacities, torque values, EPA fuel economy and the federal safety record for the 2001 9-5 Aero 2.3L.

Engine 2.3LTransmission Automatic 4-spd

Defined by its 2.3L engine and 4-spd Automatic transmission, the 2001 Saab 9-5 Aero 2.3L achieves EPA estimates of 18/27/21 mpg while requiring 4.2 qt of 10W-30 / 10W-40 API oil for maintenance. However, evaluating this model requires contextualizing these specifications against a reliability record comprising 4 recalls and 85 total owner complaints. Since the Electrical System stands as the top complaint area, researchers should prioritize verifying the integrity of these components when assessing the vehicle.

Model year2001 2000

Quick specs

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

Engine oil capacity4.2 qtOEM · verified

Engine oil type10W-30 / 10W-40 APIOEM · verified

Lug nut torque80 ft-lbsOEM · verified

EPA fuel economy18/27/21 mpgEPA · verified

Fitment & sizes

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

From the factory this vehicle uses a BCI 48 · 650 CCA battery, OE oil filter 93186554. 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 48 · 650 CCAOEM · verified

Tire sizeBASE, SE 215-55VR16OEM · verified

Wheel / rim6.5 inOEM · verified

OE service part numbers OEM · verified

Engine oil filter	93186554
Engine air filter	55560911
Fuel filter	4163853
Spark plug	9399866 alt 9171307
Battery	12827676
Front wiper blades	93196006 alt 93196007
Serpentine belt	93181720 alt 4899548
Thermostat	30577561 alt 9176165
Cabin air filter	32020155

Full specifications

Engine, drivetrain, dimensions and economy.

Engine & drivetrain NHTSA vPIC

Transmission

Automatic 4-spd

Dimensions & weight NHTSA vPIC

Overall length	189.4 in
Overall width	70.5 in
Overall height	57.1 in
Wheelbase	106.3 in
Curb weight	3450 lb
Track (front / rear)	59.8 / 59.8 in
Weight distribution (front / rear)	62/38

Ratings & economy EPA / vPIC

EPA city / highway / combined	18 / 27 / 21 mpg
Drivetrain	Front-Wheel Drive
Passenger volume	99 cu ft
Cargo volume	16 cu ft
Recommended fuel	Regular Gasoline

Service quick specs OEM factory data

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

This engine holds 4.2 qt of 10W-30 / 10W-40 API engine oil. Torque lug nuts to 80 ft-lbs, the oil drain plug to 19.0 ft-lbs. The firing order is 1-2-3-4-5-6. Note the cylinder-head bolts finish on a torque angle (torque-to-yield) — they stretch permanently and should be replaced, not reused, during any head service.

Lubricants & capacities

Engine Coolant	ETHYLENE GLYCOL
Engine Oil	10W-30 · 10W-40 · API
Engine Oil Capacity	4.2 qt
Power Steering Fluid	USE PENTOSIN CHF11S OR EQUIVALENT

Engine torques

Camshaft Bearing/Carrier Cap Bolts or Studs	6 ft-lbs
Crankshaft Pulley and/or Damper Bolts	130 ft-lbs
Intake Manifold to Engine Bolts	16 ft-lbs
Exhaust Manifold to Cylinder Head Bolts	19 ft-lbs
Engine Oil Pan Drain Plug	19.0 ft-lbs
Oil Pump to Cylinder BLock Bolts/Studs	17 ft-lbs

Chassis torques

Lug Nuts	80 ft-lbs
Front Wheel Hub	215 ft-lbs

Ignition

Cylinder Firing Order	1-3-4-2
Cylinder Firing Order	1-2-3-4-5-6
Curb Idle Speed (No Load)	825 rpm
Curb Idle Speed Variance (No Load)	50 rpm
Spark Plug Gap	0.039 in
Spark Plug Torque	18.0 ft-lbs

Battery & A/C

Refrigerant	R134a
Refrigerant Capacity	1.93 lbs
Oil Group	PAG
Oil Type	ND 8 oil
Oil Capacity	4.90 oz
Standard BCI Group Number	48
Standard BCI Cranking Performance	650 cca

Service checks

Pressure Test	20-22 psi
Radiator Cap Pressure Relief	20-22 psi
Thermostat Opening Temperature	192 °F
Regulated Fuel System Pressure (Without Vacuum)	43.0 psi
Regulated Fuel System Pressure (With Vacuum)	33.0 psi
Injector Primary Resistance	15.9 @ 68 degreesF ohms
Engine Oil Pressure	36.25 psi
Engine Oil Pressure RPM	2000 rpm

Brakes

Torque Caliper to Bracket	21 ft-lbs
Minimum Pad Thickness	Front: 0.039; Rear: 0.039 in
Rotor Max Parallel Variation	0.0006 in
Rotor Runout Limit	0.003 in
Rotor Minimum Machining	0.984 in / 0.39 in
Rotor Discard at or Under	0.925 in / 0.33 in
Rotor Finish	0.87 μin / 0.32 μin

Multi-step torque procedures OEM · verified

Connecting Rod (Large End) Bearings — tightening sequence 1 stages

26 ft. lbs., Step 2: 45 degrees, Step 3: 15

26 ft. lbs

Cylinder Head — tightening sequence 3 stages

Prep M12 bolts 1-10:

1	29.5 ft. lbs.	29.5 ft. lbs
2	44 ft. lbs.	44 ft. lbs
3	90 degrees.; M8 Bolts, cylinder head to front cover.	90 degrees
1	17.7

Engine Flywheel Bolts — tightening sequence 1 stages

48 ft. lbs., Step 2: 30

48 ft. lbs

Main Bearings — tightening sequence 1 stages

37 ft. lbs., Step 2: 60 degrees, Step 3: 15

37 ft. lbs

Factory maintenance schedule OEM · verified

Normal service, condensed from the factory interval matrix.

Under the factory schedule, replace the spark plugs every 30,000 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.

Every 10,000 mi	Accessory Drive Belt (inspect) · Air Bag System (inspect) · Battery (inspect) · Body Fasteners (torque) · Body Latches, Locks & Hinges (inspect) · Brake System (inspect)
Every 20,000 mi	Cabin Air Filter (replace)
Every 30,000 mi	Brake Hydraulic System (drain, refill & bleed) · Engine Air Filter Element (replace) · Engine Coolant System (drain, flush & refill) · Fuel Evaporative Emission Control System (inspect) · PCV System (inspect) · Spark Plugs (replace)
At 60,000 mi	Fuel Evaporative Emission Control System (inspect) · PCV System (inspect)
Every 60,000 mi	Fuel 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.

Owner complaints about the 2001 Saab 9-5 Aero dominate in one area — the electrical system, 40 of 85 reports (47%), well ahead of the next concern. That matters, because the electrical system are also the target of recall 05V-399 on this vehicle — so the single most useful check before buying or servicing one is confirming it was actually performed. 0 of the reports describe a crash and 4 a fire — a small share of the total, but worth weighing against the electrical system pattern above. These are tallies of what owners actually reported to the federal government, not an editorial score — and higher-selling models naturally rack up more reports.

Open recalls

NHTSA campaigns

Service bulletins

Manufacturer communications

ODI investigations

Office of Defects Investigation

Owner complaints

0 involved a crash · 4 a fire

Owner complaints filed with NHTSA, by component

All 85 complaints on record, top 8 components.

Electrical System40

Engine & Engine Cooling13

Fuel System, Gasoline11

Wheels4

Engine & Engine Cooling,Electrical System4

Fuel System, Gasoline,Electrical System2

Equipment2

Tires1

Source: NHTSA Office of Defects Investigation complaint database.

Recalls NHTSA · verified

Showing 2 of 4 campaigns on record for this vehicle.

07V087000Fuel System, Gasoline:Delivery:Hoses, Lines/Piping, And FittingsReported 07/03/2007

ON CERTAIN PASSENGER VEHICLES, THE FUEL PUMP RETAINING TABS HOLDING THE FUEL LINES WERE DAMAGED DURING PRODUCTION. Remedy: DEALERS WILL DEVELOP A SECURING BRACKET THAT WILL SECURE THE FUEL LINES TO THE FUEL PUMP EVEN IF THE PLASTIC RETAINING TABS SHOULD BREAK. THE RECALL BEGAN ON JUNE 13, 2007. THIS…

05V399000Electrical System:Ignition:ModuleReported 14/09/2005

CERTAIN PASSENGER VEHICLES EQUIPPED WITH B205/B235 4-CYLINDER GASOLINE ENGINES AND B308 6-CYLINDER GASOLINE ENGINES MAY EXPERIENCE OVERHEATING AND BURNOUT OF THE ISOLATED GATED BIPOLAR TRANSISTOR (IGBT) WITHIN THE… Remedy: DEALERS WILL INSPECT TO SEE WHAT VERSION IDM IS IN THE VEHICLE AND REPLACE THE IDM IF IT IS A VERSION BUILT PRIOR TO THE INTRODUCTION OF QP3. AN INTERIM LETTER WILL BE MAILED TO…

Technical service bulletins NHTSA · verified

Showing 5 of 10 bulletins on record with NHTSA.

Bulletin	Date	Component	Summary
SB-071511	2011-06-16	Electrical System	GM: THE WIPERS, TURN SIGNALS, AND POWER WINDOWS ARE INOPERATIVE. 1999-2009 SAAB 9-5. *RM
PIC-4089A	2010-11-01	Steering	SAAB: STEERING WHEEL CONTROLS INOPERATIVE OR INCORRECT FUNCTION. PE UPDATED 5/23/11. PE
08089-B	2008-11-01	Electrical System	GENERAL MOTORS CORP: SPECIAL COVERAGE ADJUSTMENT; ANALOG ONSTAR DEACTIVATION. *PE UPDATED…
08-089	2008-06-01	Equipment	BUICK\CADILLAC\CHEVROLET\GMC\HUMMER\OLDSMOBILE\PONTIAC\SAAB\SATURN SERVICE CAMPAIGN: SEE…
2102554	2006-10-01	Engine And Engine Cooling	NOISE FROM THE TIMING CHAIN AND OIL SLUDGE IN THE ENGINE. *KB

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 9-5 Aero. 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.

Group 48 battery Vehicles taking 4.2 qt Engine oil filter 93186554 Engine air filter 55560911 Fuel filter 4163853 Spark plug 9399866

Reference guides

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

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

Frequently asked

How much oil does the 2001 9-5 Aero 2.3L take?

4.2 qt of 10W-30-OR 10W-40 API, per the factory manual.

Does the 2001 9-5 Aero have open recalls?

NHTSA lists 4 recall campaign(s) for this model year. Check your specific vehicle by VIN.

What gas mileage does the 2.3L get?

EPA figures are 18 city / 27 highway / 21 combined mpg.