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1997 Pontiac Bonneville

Factory specifications, fluid capacities, torque values, EPA fuel economy and the federal safety record for the 1997 Bonneville.

Body PASSENGER CARTransmission Automatic 4-spd

The 1997 Pontiac Bonneville operates as a passenger car equipped with an Automatic 4-spd transmission and an engine requiring 4.5 qt of 5W-30 API oil, achieving EPA fuel economy of 16/26/19 mpg. Reliability records for this specific year show 175 total owner complaints with Engine & Engine Cooling marked as the top complaint area, alongside 2 issued recalls. Within the broader 1990-2005 model complaint history, this volume places the 1997 model below the peak complaints recorded in 1998 but above the lowest count found in 2005. Consequently, this model year represents a moderate point in the vehicle's reliability trajectory, indicating a need for researchers to prioritize scrutiny of the engine and cooling components highlighted in the complaint records.

Model year2005 2004 2003 2002 2001 2000 1999 1998 1997

Quick specs

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

Engine oil capacity4.5 qtOEM · verified

Engine oil type5W-30 APIOEM · verified

Lug nut torque100 ft-lbsOEM · verified

EPA fuel economy16/26/19 mpgEPA · verified

Fitment & sizes

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

From the factory this vehicle uses a BCI 78 · 690 CCA battery, OE oil filter 12731175. Note the factory fuel filter, front wiper blades and serpentine belt are now discontinued — plan on a superseded or quality aftermarket equivalent, which the part pages below list where known.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 78 · 690 CCAOEM · verified

Tire sizeP215-65R15OEM · verified

Wheel / rim7-JJ inOEM · verified

OE service part numbers OEM · verified

Engine oil filter	12731175
Engine air filter	19259030
Fuel filter	25121293 discontinued
Spark plug	12681664
Front wiper blades	10283602 discontinued · alt 25689175
Serpentine belt	19172682 discontinued · alt 19244953
Thermostat	24505924 alt 24502433

Full specifications

Engine, drivetrain, dimensions and economy.

Engine & drivetrain NHTSA vPIC

Transmission

Automatic 4-spd

Dimensions & weight NHTSA vPIC

Overall length	200.4 in
Overall width	74.4 in
Overall height	55.9 in
Wheelbase	110.6 in
Curb weight	3417 lb
Track (front / rear)	60.6 / 60.2 in
Weight distribution (front / rear)	64/36

Ratings & economy EPA / vPIC

EPA city / highway / combined	16 / 26 / 19 mpg
Drivetrain	Front-Wheel Drive
Passenger volume	110 cu ft
Cargo volume	18 cu ft
Recommended fuel	Premium Gasoline

Performance & power Independent road tests

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

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

7.1–7.7 sec0–60 mph (tested)quickest 7.10 sec — 1995 SE Sedan

Year	Trim / engine	0–60	¼ mile	HP	Drivetrain
1996	SE Sedan 3.8L Supercharger V6	7.70 sec	15.80 sec	225 hp	FWD
1998	SE Sedan 3.8L V6	7.30 sec	15.50 sec	205 hp	FWD
1995	SE Sedan 3.8L Supercharger V6	7.10 sec	15.40 sec	225 hp	FWD

Service quick specs OEM factory data

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

This engine holds 4.5 qt of 5W-30 API engine oil. Torque lug nuts to 100 ft-lbs. 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 Oil	5W-30 · API
Engine Oil Capacity	4.5 qt

Engine torques

Crankshaft Position (CKP) Sensor Bolt(s)	22 ft-lbs
Camshaft Position (CMP) Sensor Bolt(s)	6.2 ft-lbs
Engine Coolant Temperature (ECT) Sensor Bolt(s)	15 ft-lbs
Oxygen (O2S) Sensor Bolt(s)	31 ft-lbs
Knock Sense (KS) Bolt(s)	13 ft-lbs
Intake Manifold to Engine Bolts	Lower: 11 ft-lbs; Upper: 7.4 ft-lbs
Exhaust Manifold to Cylinder Head Bolts	22 ft-lbs
Oil Pan to Block Bolts	10 ft-lbs

Chassis torques

Lug Nuts	100 ft-lbs
Steering Track (Rod End) Bolts	35 ft-lbs
Front Wheel Hub	107 ft-lbs

Ignition

Ignition Coil Secondary Resistance	5,000-8,000 ohms
Spark Plug Manufacturer	AC Delco
Spark Plug Type	41-921
Spark Plug Gap	0.060 in
Spark Plug Torque	11.0 ft-lbs

Battery & A/C

Refrigerant	R134a
Refrigerant Capacity	2.00 lbs
Oil Group	PAG
Oil Type	46
Oil Capacity	8.00 oz
Standard BCI Group Number	78
Standard BCI Cranking Performance	690 cca
Optional BCI Group Number	78

Service checks

Pressure Test	15 psi
Radiator Cap Pressure Relief	15 psi
Thermostat Opening Temperature	188-206 °F
Fuel Pump Pressure Minimum	55.0 psi
Key ON Engine OFF (KOEO)	48-55
RPM	38-52 @ Idle rpm
Injector Primary Resistance	11.4-12.6 na ohms
Engine Compression	100

Brakes

Torque Caliper to Bracket	38 ft-lbs
Torque to Knuckle	100 ft-lbs
Minimum Pad Thickness	Front: 0.030; Rear: 0.030 specification
Rotor Max Parallel Variation	0.0005 in
Rotor Runout Limit	0.002 in
Rotor Nominal Thickness From	1.26 in
Rotor Nominal Thickness To	1.26 in
Rotor Minimum Machining	1.224 in

Multi-step torque procedures OEM · verified

Camshaft Sprocket and/or Gear Bolt(s) — tightening sequence 1 stages

74 ft. lbs., Step 2: 105

74 ft. lbs

Crankshaft Pulley and/or Damper Bolts — tightening sequence 1 stages

110 ft. lbs., step 2: 76

110 ft. lbs

Cylinder Head — tightening sequence 3 stages

1	37 ft. lbs.	37 ft. lbs
2	120 degrees.	120 degrees
3	Bolts 1-4	30 degrees

Cylinder Head — tightening sequence 3 stages

1	37 ft. lbs.	37 ft. lbs
2	120 degrees.	120 degrees
3	Bolts 1-4	30 degrees

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; spark plugs every 100,000 mi; coolant at 150,000 mi. The big-interval services (at 150,000 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 7,500 mi	Engine Oil (drain & refill) · Engine Oil Filter (replace) · Parking Brake Cable (lubricate) · Shift Linkage (inspect) · Steering Linkage (inspect) · Suspension System (inspect)
Every 30,000 mi	Engine Air Filter Element (replace) · Engine Breather Filter (replace) · Fuel System (inspect) · Supercharger Assembly (inspect fluid condition)
Every 60,000 mi	Accessory Drive Belt (inspect)
Every 100,000 mi	Spark Plug Wires (inspect) · Spark Plugs (replace)
At 150,000 mi	Engine Coolant System (drain, flush & refill)

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 1997 Pontiac Bonneville sits mid-cycle in its generation, with federal complaint volume rising sharply from 1996 (153) to 1997 (175) before peaking at 299 in 1998. Recalls and investigations remained steady at two each in 1997, mirroring the prior year and suggesting persistent, though not escalating, safety scrutiny. The data shows a clear upward trend in Technical Service Bulletins (TSBs), climbing from 51 in 1996 to 69 in 1997, indicating growing manufacturer awareness of reliability issues, particularly in engine cooling (54 complaints) and electrical systems (25). Fire-related complaints (23) in 1997 are notable but not isolated, as the generation’s broader arc reveals recurring thermal and electrical concerns. While 1997 avoids the recall spike of later years (e.g., four in 1999), its complaint load and TSB count signal a car entering a phase of known, documented problems. **Takeaway:** This is a marginal year to buy—better than the 1998 peak but still burdened by systemic issues that warrant thorough pre-purchase inspection, especially of cooling and electrical systems.

Open recalls

NHTSA campaigns

Service bulletins

Manufacturer communications

ODI investigations

Office of Defects Investigation

175

Owner complaints

3 involved a crash · 23 a fire

Owner complaints by model year NHTSA · this generation & adjacent

’90 ’91 ’92 ’94 ’95 ’96’97’98 ’99 ’00 ’01 ’02 ’03 ’04 ’05

Owner complaints filed with NHTSA, by component

All 175 complaints on record, top 8 components.

Engine & Engine Cooling54

Electrical System25

Power Train16

Steering12

Service Brakes, Hydraulic9

Vehicle Speed Control6

Fuel System, Gasoline5

Air Bags3

Source: NHTSA Office of Defects Investigation complaint database.

Recalls NHTSA · verified

Showing 2 of 2 campaigns on record for this vehicle.

09E012000Exterior LightingReported 07/04/2009

SABERSPORT IS RECALLING 16,270 COMBINATION CORNER AND BUMPER LAMP ASSEMBLIES OF VARIOUS PART NUMBERS SOLD FOR USE AS AFTERMARKET EQUIPMENT FOR VARIOUS PASSENGER VEHICLES. THESE HEADLAMPS FAIL TO CONFORM TO THE… Remedy: SABERSPORT WILL NOTIFY OWNERS AND OFFER A FULL REFUND FOR THE NONCOMPLIANT COMBINATION LAMPS. THE SAFETY RECALL BEGAN ON MAY 11, 2009. OWNERS MAY CONTACT SABERSPORT AT…

96V196000SeatsReported 08/10/1996

THE SEAT COVER TRIM MATERIAL DOES NOT MEET THE FLAMMABILITY REQUIREMENTS OF FMVSS NO. 302, "FLAMMABILITY OF INTERIOR MATERIALS." Remedy: DEALERS WILL REPLACE THE COVERS ON THE FRONT SEAT BACKS, REAR SEAT CUSHION AND REAR SEAT BACK ASSEMBLIES.

Technical service bulletins NHTSA · verified

Showing 5 of 69 bulletins on record with NHTSA.

Bulletin	Date	Component	Summary
PIP4723F	2022-01-14	Service Brakes, Hydraulic	This Preliminary Information communicates to the dealer the process for downloading or…
PIP4723D	2020-01-31	Electrical System	This Preliminary Information communicates to the dealer the process for downloading or…
19NA273	2019-12-02	Electrical System	This informational bulletin provides information for dealers/technicians on Procedures to…
PIC4696E	2019-11-22	Equipment	This Preliminary Information communication provides information to the technician on how…
17NA073	2019-09-18	Equipment	This warranty administration bulletin provides information regarding the field action…

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 Bonneville. 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 78 battery Vehicles taking 4.5 qt Engine oil filter 12731175 Engine air filter 19259030 Fuel filter 25121293 Spark plug 12681664

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 1997 Bonneville take?

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

Does the 1997 Bonneville have open recalls?

NHTSA lists 2 recall campaign(s) for this model year. Check your specific vehicle by VIN.

What gas mileage does the Bonneville get?

EPA figures are 16 city / 26 highway / 19 combined mpg.