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Research · Large Cars

2005 Pontiac BonnevilleRecalls, problems, MPG & safety

NHTSA lists 0 safety recalls and 27 owner complaints for the 2005 Pontiac Bonneville. Most complaints involve air bags (12) and electrical system (8). The EPA rates it 18–21 mpg combined.

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Combined MPG
18–21mpg
EPA · 2 versions
NHTSA overall
—
Not rated by NCAP
Safety recalls
0campaigns
NHTSA
Owner complaints
27
Top: air bags
Fuel cost / yr
$2,950est.
EPA estimate, best version
01 —Recalls

Safety recalls

NHTSA campaigns for this model year
0 recalls found in NHTSA data for the 2005 Pontiac Bonneville as of Nov 10, 2026.
Data from NHTSA Recalls API · synced Nov 10, 2026NHTSA vehicle page
02 —Complaints

Owner complaints by component

27 complaints filed with NHTSA · Sep 2006 – Jul 2021
  1. Air bags12
  2. Electrical system8
  3. Steering5
  4. Engine4
  5. Power train2
  6. Electronic stability control (esc)1
  7. Engine and engine cooling1
  8. Tires1
  9. Suspension1

Complaints are unverified owner reports to NHTSA and are not normalized for sales volume. One complaint can cite several components.

By model year

Complaints for each Bonneville model year we’ve synced.

View as table
Model yearNHTSA complaints
1996150
1997158
1998284
1999152
2000214
2001140
200298
200367
200428
200527
Crashes reported
2
Fires reported
1
Injuries reported
3
Deaths reported
0
Data from NHTSA Complaints API · synced Nov 10, 2026 · Full problem breakdownNHTSA vehicle page
03 —Common problems

What owners report most

Verbatim excerpts from NHTSA complaints, by component

Air bags

12 reports2 crashes
“THE AIRBAG LIGHT CAME ON. I WAS TOLD THE AIRBAG WILL NOW ONLY WORK IF THE STEERING WHEEL IS STRAIGHT. IF IT IS TURNED AND I GET HIT, THE AIRBAG WILL NOT DEPLOY.”
Owner complaint to NHTSAFiled Oct 3, 2016Air bagsODI 10911137

Electrical system

8 reports
“"TAKATA RECALL" UNUSUAL ENGINE NOISE CAR WON'T BRAKE FUMES COMING INSIDE THE CAR. CAR SHAKING AND VIBRATING LOW OIL PRESSURE EVEN WHEN I GOT A OIL CHANGE. AFTER OIL CHANGE CAR WOULDN'T GO NO MORE THAN 16 MILES PER HOUR. CAR WILL NOT CRANK IF IT'S 47 DEGREES OR LOWER TEMPERATURE. IN MOTION IN CITY STREET AND HIGHWAY”
Owner complaint to NHTSAFiled Jan 13, 2019Electrical system, Unknown or other, EngineODI 11166710

Steering

5 reports
“TRYING TO MAKE HARD TURN EITHER LEFT OR RIGHT MOSTLY WHILE PARKING THE POWER STEERING LOCKS OR GETS REALLY TIGHT. PUT POWER STEERING FLUID IN. DOES NOTHING AT ALL. WHAT CAN I DO. LOOKING AT OTHER POST...OBVIOUSLY NOTHING. *TR”
Owner complaint to NHTSAFiled Dec 12, 2012SteeringODI 10488648
All 2005 Bonneville problemsSend a problem to a mechanic on findmechanic.ai
Data from NHTSA Complaints API (owner reports, unverified) · synced Nov 10, 2026
04 —Key specs

Engines, transmissions & drive

2 versions rated by the EPA
EPA class
Large Cars
Engines
3.8L 6-cyl · 4.6L 8-cyl
Transmissions
Automatic 4-spd
Drive
Front-Wheel Drive
Fuel
Regular Gasoline

Towing, payload and dimensions aren’t in the EPA or NHTSA data, so we don’t list them.

Data from EPA fueleconomy.gov · synced Nov 10, 2026EPA listing
05 —Fuel economy

EPA fuel economy by version

City / highway / combined, annual fuel cost and CO₂
EPA
VersionCityHwyComb.Fuel / yrCO₂ g/mi
Bonneville
Auto 4-spd, 6 cyl, 3.8 L · Front-Wheel Drive
182721$2,950423
Bonneville
Auto 4-spd, 8 cyl, 4.6 L · Front-Wheel Drive
152218$3,450494
  • Bonneville
    Auto 4-spd, 6 cyl, 3.8 L
    18 city · 27 hwy · $2,950/yr
    21
    mpg comb.
  • Bonneville
    Auto 4-spd, 8 cyl, 4.6 L
    15 city · 22 hwy · $3,450/yr
    18
    mpg comb.
Estimate your fuel costCost of ownership
Data from EPA fueleconomy.gov · synced Nov 10, 2026 · Fuel cost is EPA’s annual estimate (15,000 mi, 55% city)
06 —Safety

NHTSA 5-Star Safety Ratings

1 tested variant
NHTSA has not published 5-Star Safety Ratings for the 2005 Pontiac Bonneville as of Nov 10, 2026.
Data from NHTSA NCAP Safety Ratings API · synced Nov 10, 2026Vehicle 1643
07 —Maintenance

Maintenance basics

General guidance, not the OEM schedule. Check your owner’s manual.
General guidance
ItemMilesTimeNote
Engine oil & filter5,000–10,000 mi6–12 monthsFollow the oil-life monitor if fitted
Tire rotation5,000–7,500 miEvery oil changeCheck pressure monthly
Engine air filter15,000–30,000 mi1–2 yearsSooner in dusty areas
Cabin air filter15,000–25,000 mi1–2 years
Brake fluid—2–3 yearsAbsorbs moisture over time
Coolant60,000–100,000 mi5–10 yearsLong-life coolants last longer
Spark plugs60,000–100,000 mi—Iridium/platinum plugs at the long end
12V battery—3–5 yearsHeat shortens battery life
  • Engine oil & filter5,000–10,000 mi
    6–12 months
  • Tire rotation5,000–7,500 mi
    Every oil change
  • Engine air filter15,000–30,000 mi
    1–2 years
  • Cabin air filter15,000–25,000 mi
    1–2 years
  • Brake fluid—
    2–3 years
  • Coolant60,000–100,000 mi
    5–10 years
  • Spark plugs60,000–100,000 mi
    —
  • 12V battery—
    3–5 years
Typical intervals for modern cars. Severe service (towing, short trips, extreme heat or cold) shortens them.
09 —FAQ

2005 Bonneville questions

How many recalls does the 2005 Pontiac Bonneville have?

0 recalls found in NHTSA data as of Nov 10, 2026.

What are the most common 2005 Pontiac Bonneville problems?

Owners filed 27 complaints with NHTSA. The most-cited components are air bags (12), electrical system (8), steering (5). Complaints are unverified owner reports and aren't adjusted for how many cars were sold.

What MPG does the 2005 Pontiac Bonneville get?

The EPA rates the 2005 Pontiac Bonneville at 18–21 mpg combined, depending on engine and drivetrain (2 versions rated).

Data from NHTSA & EPA · synced Nov 10, 2026