2004 Chevrolet Impala
The Verdict
Worst problem area
Electrical
Electrical leads by volume: 683 of 1,072 complaints (64%) mention it. Complaints mentioning Airbags & Restraints include more reported injuries (29) than those mentioning any other identified area.
Complaints filed rose from 694 in 2003 to 1,072 in 2004.
Data last changed . Sources: NHTSA complaints and recalls, EPA fuel economy data. Methodology
Cost, Fuel Economy & Complaint History
| Category | 2002 | 2003 | 2004 | 2005 | 2006 | vs. 2004 Large Cars |
|---|---|---|---|---|---|---|
| Annual fuel cost ($) | 2,850–3,100 | 2,850–3,100 | 2,850–3,900 | 2,850–3,900 | 2,850–4,100 | |
| Combined MPG | 20–22 | 20–22 | 20–22 | 20–22 | 19–22 | |
| City / Highway MPG | 16–19 / 26–29 | 17–19 / 26–29 | 16–19 / 26–29 | 17–19 / 26–29 | 16–18 / 23–28 | |
| CO₂ tailpipe (g/mi) | 404–444 | 404–444 | 404–444 | 404–444 | 404–468 | |
| Complaints filed | 795 | 694 | 1,072 | 609 | 544 | |
| Recalls issued | 7 | 8 | 7 | 4 | 3 | |
| Crash-involved complaints | 38 | 32 | 44 | 39 | 59 | |
| Fire-involved complaints | 32 | 32 | 21 | 13 | 22 | |
| Injuries reported | 35 | 26 | 42 | 32 | 49 | |
| Deaths reported | 0 | 0 | 0 | 0 | 1 | |
| Configurations compared | 3 | 3 | 4 | 4 | 4 |
Not compared: this database has no vehicle sales or registration figures, so a raw count mostly reflects how many were sold, not how safe the vehicle is.
Common questions
How many recalls does the 2004 Chevrolet Impala have?
7 NHTSA recall campaigns as of Sep 16, 2026. Check your VIN with NHTSA to see whether one applies to your car.
What is the most common complaint about the 2004 Chevrolet Impala?
Electrical: 683 of 1,072 NHTSA complaints (64%) mention it.
What gas mileage does the 2004 Chevrolet Impala get?
EPA rates it 20–22 MPG combined across 4 configurations.
How much does it cost to fuel a 2004 Chevrolet Impala?
EPA estimates $2,850–$3,900 a year in fuel costs, using EPA's assumptions.
Similar Vehicles
EPA-Rated Configurations (4)
| Configuration | Transmission | Cylinders | Displacement | Drivetrain | Fuel Type | Vehicle Class | City | Highway | Combined | Annual Fuel Cost | CO₂ |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Configuration 1 | Automatic 4-spd | 6 | 3.4L | Front-Wheel Drive | Regular | Large Cars | 19 mpg (high) | 29 mpg (high) | 22 mpg (high) | $2,850 (low) | 404 g/mi (low) |
| Configuration 2 | Automatic 4-spd | 6 | 3.8L | Front-Wheel Drive | Regular | Large Cars | 18 mpg | 28 mpg | 21 mpg | $2,950 | 423 g/mi |
| Configuration 3 | Automatic 4-spd | 6 | 3.8L | Front-Wheel Drive | Premium | Large Cars | 16 mpg (low) | 26 mpg (low) | 20 mpg (low) | $3,900 (high) | 444 g/mi (high) |
| Configuration 4 | Automatic 4-spd | 6 | 3.8L | Front-Wheel Drive | Regular | Large Cars | 17 mpg | 26 mpg (low) | 20 mpg (low) | $3,100 | 444 g/mi (high) |
Complaints by Category
| Category | Complaints | Crash-Involved | Fire-Involved | Injuries | Deaths |
|---|---|---|---|---|---|
| Engine | 106 | 5 | 12 | 5 | 0 |
| Transmission & Drivetrain | 47 | 0 | 1 | 1 | 0 |
| Fuel System | 37 | 1 | 3 | 1 | 0 |
| Electrical | 683 | 8 | 8 | 6 | 0 |
| Brakes | 100 | 11 | 3 | 8 | 0 |
| Steering | 62 | 12 | 2 | 7 | 0 |
| Suspension, Wheels & Tires | 25 | 6 | 0 | 4 | 0 |
| Airbags & Restraints | 36 | 23 | 0 | 29 | 0 |
| Driver Assistance & Speed Control | 42 | 3 | 0 | 1 | 0 |
| Body, Seats & Latches | 23 | 5 | 1 | 4 | 0 |
| Visibility & Lighting | 115 | 1 | 4 | 0 | 0 |
| Other | 42 | 2 | 0 | 3 | 0 |
A complaint that names more than one category is counted in each, so the rows can add up to more than the total number of complaints.
Recalls (7)
ENGINE AND ENGINE COOLING:ENGINE; ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:MANIFOLD/HEADER/MUFFLER/TAIL PIPE · Campaign 15V701000 · Oct 26, 2015
Defect: General Motors LLC (GM) is recalling certain model year 1998-1999 Chevrolet Lumina and Oldsmobile Intrigue, 1997-2004 Buick Regal and Pontiac Grand Prix, 2000-2004 Chevrolet Impala, and 1998-2004 Chevrolet Monte Carlo vehicles. The affected vehicles were previously repaired under recalls 08V-118, 09V-116, and 15V-201 to address the possibility that engine oil may drip onto the hot exhaust manifold.
Consequence: Engine oil that drips onto the hot surface of the exhaust manifold may result in a fire.
Remedy: The remedy applied under recalls 08V-118, 09V-116, and 15V-201 did not adequately remove the safety risk. Under the improved remedy, dealers will replace the engines front valve cover and gasket. Vehicles that are covered by recalls 08V-118, 09V-116, or 15V-201 that have not yet received the original remedy will instead receive the improved remedy under the original recall number. The recall began on February 19, 2016. Owners may contact Chevrolet customer service at 1-800-222-1020, Buick customer service at 1-800-521-7300, Oldsmobile customer service at 1-800-442-6537 and Pontiac customer service at 1-800-458-8006. GM's number for this recall is 15757. Note: Until the improved remedy has been applied, owners are advised to park their vehicle outside since the fire risk exists even when the vehicle is unattended.
ENGINE AND ENGINE COOLING:ENGINE · Campaign 15V201000 · Apr 6, 2015
Defect: General Motors LLC (GM) notified the agency on April 2, 2015, that they are is recalling certain model year 2004 Buick Regal vehicles manufactured April 9, 2003, to June 1, 2003, 2004 Chevrolet Impala vehicles manufactured April 8, 2003, to June 23, 2003, and 2004 Chevrolet Monte Carlo vehicles manufactured April 7, 2003, to June 23, 2003. On May 18, 2015, GM expanded the recall to cover an additional 49,751 2004 Pontiac Grand Prix vehicles manufactured January 6, 2003, to June 25, 2004. In the affected vehicles, the valve cover gasket may leak.
Consequence: The leaking engine oil can drip onto the hot surface of the exhaust manifold, increasing the risk of a fire.
Remedy: GM will notify owners, and dealers will remove the plastic cover and plastic oil fill tube extension and replace the front valve cover and gasket. These repairs will be done free of charge. The recall began on April 24, 2015. Owners may contact Buick customer service at 1-800-521-7300, Pontiac customer service at 1-800-762-2737 or Chevrolet customer service at 1-800-222-1020. GM's number for this recall is 14574.
ELECTRICAL SYSTEM:IGNITION · Campaign 14V400000 · Jul 7, 2014
Defect: This defect can affect the safe operation of the airbag system. Until this recall is performed, customers should remove all items from their key rings, leaving only the ignition key. The key fob (if applicable), should also be removed from the key ring. General Motors LLC (GM) notified the agency on July 3, 2014, that they are recalling 5,877,718 model year 2000-2005 Chevrolet Impala and Monte Carlo, 1997-2003 Chevrolet Malibu, 2004-2005 Malibu Classic, 1999-2004 Oldsmobile Alero, 1998-2002 Oldsmobile Intrigue, 1999-2005 Pontiac Grand Am and 2004-2008 Pontiac Grand Prix vehicles. In these models, the weight on the key ring and/or road conditions or some other jarring event may cause the ignition switch to move out of the run position, turning off the engine.
Consequence: If the key is not in the run position, the air bags may not deploy if the vehicle is involved in a crash, increasing the risk of injury.
Remedy: GM will notify owners, and dealers will install two key rings and an insert in the key slot or a cover over the key head on all ignition keys, free of charge. The recall began on September 9, 2014. GM's number for this recall is 14350.
STEERING · Campaign 09E005000 · Feb 17, 2009
Defect: DORMAN IS RECALLING 979 STEERING KNUCKLES, DORMAN P/NOS. 697-902 AND 697-903, SOLD UNDER DORMAN'S "OE SOLUTIONS<SUP>TM</SUP>" BRAND NAME, AND NAPA P/NOS. 7-8502 AND 7-8503 WHICH WERE SOLD FOR REPLACEMENT USE ON THE VARIOUS VEHICLES LISTED ABOVE. A POTENTIAL MATERIAL OR DESIGN DEFECT COULD RESULT IN THE STEERING KNUCKLE BREAKING IN THE HUB AREA.
Consequence: A BROKEN STEERING KNUCKLE COULD RESULT IN LOSS OF STEERING CONTROL AND A POSSIBLE CRASH WITHOUT WARNING.
Remedy: DORMAN WILL NOTIFY OWNERS AND REPLACE THE DEFECTIVE STEERING KNUCKLES FREE OF CHARGE AND REIMBURSE THE REPAIR FACILITY OR OWNER FOR LABOR. THE RECALL BEGAN ON FEBRUARY 23, 2009. OWNERS MAY CONTACT DORMAN'S TOLL-FREE HOTLINE AT 1-800-523-2492 AND PRESS 5.
STEERING · Campaign 08E063000 · Oct 20, 2008
Defect: DORMAN PRODUCTS IS RECALLING 3,900 INTERMEDIATE STEERING SHAFTS DORMAN PART NOS. 425-151, 425-152, AND 425-153, (SOLD UNDER DORMAN'S "OE SOLUTIONS" BRAND NAME), BALKAMP #'S 7-3057, 7-3058, 7-3059 (SOLD UNDER THE "NAPA" BRAND NAME), AND PLATINUM PARTS #'S 2425151, 2425152, AND 2425153 MANUFACTURED DURING THE MONTH OF SEPTEMBER 2007. THESE REPLACEMENT STEERING SHAFTS CAN BE USED ON THE VEHICLES LISTED ABOVE. THE WELD CONNECTING THE INNER TUBE TO THE OUTER TUBE MAY BE DEFECTIVE.
Consequence: IF THE WELD FAILS, LOSS OF STEERING COULD RESULT, POSSIBLY RESULTING IN A VEHICLE CRASH.
Remedy: DORMAN WILL NOTIFY OWNERS AND REPLACE THE STEERING SHAFTS FREE OF CHARGE. THE RECALL BEGAN ON OCTOBER 16, 2008. OWNERS MAY CONTACT DORMAN TOLL FREE AT 1-800-523-2492.
FUEL SYSTEM, OTHER:STORAGE:TANK ASSEMBLY:PRESSURE RELIEF DEVICES · Campaign 07E021000 · Mar 12, 2007
Defect: CERTAIN DELPHI FUEL PRESSURE REGULATORS, P/NOS. FP10020-11B1, FP10026-11B1, AND FP10027-11B1, SOLD AFTER JANUARY 9, 2007, AS AFTERMARKET EQUIPMENT FOR VARIOUS PASSENGER VEHICLES LISTED ABOVE. THE UNIVERSAL PRESSURE REGULATORS (UPR) WERE PRODUCED WITHOUT AN O'RING AND RETAINER.
Consequence: FUEL MAY LEAK, POSSIBLY RESULTING IN A FIRE.
Remedy: DELPHI WILL NOTIFY OWNERS AND REPLACE THE UPR FREE OF CHARGE. THE RECALL BEGAN ON APRIL 23, 2007. OWNERS CAN CONTACT DELPHI AT 877-411-8770.
SERVICE BRAKES, HYDRAULIC · Campaign 04V287000 · Jun 23, 2004
Defect: CERTAIN PASSENGER VEHICLES WERE PRODUCED WITH LOWER THAN SPECIFIED TORQUE ON BOTH FRONT BRAKE CALIPER TO STEERING KNUCKLE ATTACHMENT BOLTS. WITH IMPROPER TORQUE, THE CLAMP LOAD AT THE JOINT MAY NOT BE ADEQUATE TO PREVENT MOVEMENT BETWEEN THE CALIPER BRACKET AND KNUCKLE.
Consequence: DEPENDING ON WHETHER ONE OR BOTH BOLTS BACKS OUT OR FRACTURES, THE RESULT CAN BE LOCKING OF THE AFFECTED WHEEL DURING BRAKING AND AN ABRUPT STEERING INPUT IN THE DIRECTION OF THE LOCKED WHEEL, REDUCED BRAKING AND NOISE FROM THE AFFECTED WHEEL, OR SEVERING OF A BRAKE HOSE, INCREASED BRAKE PEDAL TRAVEL, AND REDUCED STEERING CONTROL. REDUCED BRAKING OR STEERING CONTROL COULD CAUSE A CRASH.
Remedy: DEALERS ARE TO TIGHTEN BOTH BOLTS TO THE SPECIFIED TORQUE. OWNER NOTIFICATION BEGAN ON JUNE 28, 2004. OWNERS SHOULD CONTACT CHEVROLET 1-800-630-2438 OR PONTIAC 1-800-620-7668.