What is the fuel economy of a 1999 Pontiac Bonneville?

EPA figures for the 1999 Pontiac Bonneville reach 20 MPG combined depending on configuration; the table on this page lists every tested engine and transmission combination.

Are there recalls on the 1999 Pontiac Bonneville?

NHTSA lists 4 safety recall campaigns for the 1999 Pontiac Bonneville. Check your specific vehicle by VIN on the official NHTSA site - recalls are fixed free of charge by dealers.

What are common problems with the 1999 Pontiac Bonneville?

Owners have filed 160 complaints with NHTSA for the 1999 Pontiac Bonneville, most often about: Engine And Engine Cooling, Electrical System, Fuel System, Gasoline. Complaint counts reflect what owners report, not confirmed defects.

Pontiac · 1999

1999 Pontiac Bonneville

Official EPA fuel economy and NHTSA recall record, best combined figure 20 MPG.

Fuel economy (EPA)

Engine	Transmission	Fuel	City	Highway	Combined	CO2 g/mi
3.8L 6-cyl	Automatic 4-spd	Regular	17	25	20	444
3.8L 6-cyl	Automatic 4-spd	Premium	16	25	19	468

Safety recalls (NHTSA)

4 campaigns on record for this model year. Recall repairs are free at dealers; check your exact vehicle by VIN on nhtsa.gov/recalls.

Campaign 99V089000

VEHICLE DESCRIPTION: PASSENGER VEHICLES EQUIPPED WITH 4T65E AUTOMATIC TRANSMISSIONS. THESE VEHICLES FAIL TO CONFORM TO THE REQUIREMENTS OF FMVSS NO. 102, "TRANSMISSION SHIFT LEVER SEQUENCE." A RETAINING CLIP, WHICH SECURES THE MANUAL VALVE TO THE LINKAGE OF THE TRANSMISSION DETENT LEVER, CAN BECOME LOOSE UNDER A COMBINATION OF POSSIBLE DRIVER SHIFTING MANEUVERS AND ALLOW THE LINK TO BECOME DISC

Campaign 99V072000

VEHICLE DESCRIPTION: PASSENGER VEHICLES EQUIPPED WITH CHROME PLATED ALUMINUM WHEELS. SOME OF THESE WHEELS HAVE A MOUNTING SURFACE THAT WAS NOT MACHINED CORRECTLY, CAUSING THE WHEEL STUDS TO BREAK.

Campaign 04V090000

ON CERTAIN PASSENGER VEHICLES EQUIPPED WITH 3800 V6 (L36) ENGINES AND CERTAIN DELPHI FUEL PRESSURE REGULATORS, THE REGULATORS HAVE A MUCH HIGHER THAN USUAL RATE OF FUEL LEAKS. A LEAK CAN ALLOW FUEL TO ENTER THE INTAKE MANIFOLD THROUGH A VACUUM LINE. IF THE ENGINE DOES NOT START WHEN CRANKED, THE FUEL FROM THE LEAKING REGULATOR AND A MISTIMED SPARK CAN CAUSE A BACKFIRE.

Campaign 09E012000

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 REQUIREMENTS OF FEDERAL MOTOR VEHICLE SAFETY STANDARD NO. 108, "LAMPS, REFLECTIVE DEVICES, AND ASSOCIATED EQUIPMENT." THESE LAMPS DO NOT CONTAIN THE REQUIRED AMBER SIDE REFLECTORS.

Owner complaints (NHTSA)

160 complaints filed by owners for this model year (9 involving a crash, 8 a fire). Complaints are owner reports, not confirmed defects - browse them in full on nhtsa.gov.

Engine And Engine Cooling 54 Electrical System 20 Fuel System, Gasoline 20

Decode this car's VIN All Pontiac models

Sources: EPA fueleconomy.gov, the NHTSA recalls, complaints and 5-Star Safety Ratings databases (all US public data), refreshed monthly. Recall texts are quoted from the official record. Details on About & Data Sources.