2012 Chevrolet EXPRESS 4500: complaints, problems and recalls
Explore the records behind recurring owner reports.
Key facts
4 owner complaints analyzed
0 distinct recall campaigns
9,000 mi median reported failure mileage
Scope: 2012 model year. Data snapshot: . 4 complaints include usable failure mileage.
This selection has limited data. It remains available for lookup but is excluded from search indexing.
Most common problems
Fuel/Propulsion System is the most frequently named component, appearing in 2 of 4 complaints (50.0%). A complaint can name multiple components.
| Topic | Matching reports | Share of complaints |
|---|---|---|
| Braking behavior | 2 | 50.0% |
| Fuel system concerns | 1 | 25.0% |
Topic matches use published keyword rules. They describe mentions, including negations or comparisons, and do not confirm a diagnosis. Read the matching rules.
Component breakdown
Number of unique complaints naming each component. Top eight shown.
| Category | Count |
|---|---|
| Fuel/Propulsion System | 2 |
| Service Brakes | 2 |
| Electrical System | 1 |
| Power Train | 1 |
| Steering | 1 |
Fuel/Propulsion System: 2; Service Brakes: 2; Electrical System: 1; Power Train: 1; Steering: 1
Reported problems by failure mileage
Complaint counts in mileage bands. These are not failure rates per vehicle or mile.
| Category | Count |
|---|---|
| Under 25,000 | 3 |
| 25,000 to 49,999 | 0 |
| 50,000 to 74,999 | 0 |
| 75,000 to 99,999 | 1 |
| 100,000 to 149,999 | 0 |
| 150,000 and above | 0 |
Under 25,000: 3; 25,000 to 49,999: 0; 50,000 to 74,999: 0; 75,000 to 99,999: 1; 100,000 to 149,999: 0; 150,000 and above: 0
Under 25,000 miles has the most reports with usable mileage (3). 0 complaints have missing, zero or invalid mileage.
Complaints over time
Year the complaint was filed, not the vehicle model year or incident year. The snapshot year is partial.
| Category | Count |
|---|---|
| 2013 | 2 |
| 2016 | 1 |
| 2018 | 1 |
2013: 2; 2016: 1; 2018: 1
Pattern summary
Fuel/Propulsion System leads the component reports. Braking behavior appears in 2 complaint narratives. Fuel system concerns appears in 1 complaint narratives. Use these patterns to inspect individual reports and prepare questions for a mechanic.
Calculated from recorded counts. An AI narrative has not been published for this selection.
Examples from the source records
Examples provide context, not a representative sample or a verified diagnosis.
Owner report 10504473 · 2013-03-25 (March 25, 2013)
THIS IS A BRAND NEW BUS, GM CHASSIS. IT HAS A LIMITED SLIP DIFFERENTIAL. THE BRAKE LINES ARE ROUTED IN FRONT OF THE REAR DIFFERENTIAL. TWICE, WE HAVE HAD ROCKS HIT THE BRAKE LINE AND SHEER IT OFF CAUSING TOTAL BRAKE FAILURE. [XXX] INFORMATION REDACTED PURSUANT TO THE FREEDOM OF INFORMATION ACT (FOIA), 5 U.S.C. 552(B)(6). *TR
Owner-reported narrative. 5,000 miles reported. Look up ODI 10504473 at NHTSA ↗
Owner report 10509311 · 2013-04-23 (April 23, 2013)
TRAVELING AT 50 TO 55MPH I MAKE A EASY BRAKE APPLICATION AND THE FRONT WHEELS WILL START OSCILLATING UNTIL THE FRONT GOES INTO A VIOLENT SHAKE. RELEASING THE BRAKE WILL STOP THE SHAKING. THIS IS A CUTAWAY SCHOOL BUS. I'M THE MECHANIC AND THE DRIVER BROUGHT IT TO MY ATTENTION. SHE NOTICED IT WHILE BRAKING ON A DOWNHILL. I WAS ABLE TO DUPLICATE IT ON A LEVEL SURFACE. HAVEN'T FOUND THE FIX YET. *TR
Owner-reported narrative. 13,000 miles reported. Look up ODI 10509311 at NHTSA ↗
Owner report 10933981 · 2016-12-08 (December 8, 2016)
ON 9/30/2016, A THERMAL EVENT OCCURRED WHILE THE BUS WAS IN THE SHOP FOR ROUTINE MAINTENANCE. AS THE BUS WAS BEING MOVED (BACKED-OUT) OF THE SERVICE BAY AND SMOKE WAS SEEN ESCAPING FROM THE CNG TANK STORAGE COMPARTMENT AT THE REAR OF THE BUS. LOCATION: 4127 ELM ST., DALLAS, TX 75226 A DALLAS AREA RAPID TRANSIT (DART) EMPLOYEE QUICKLY OPENED THE COMPARTMENT AND EXTINGUISHED THE SMALL FLAME. DAMAGE WAS LIMITED TO THE CNG FUEL TANK SOLENOID (MELTED) AND THE CONNECTING HARNESS (MELTED). THIS VEHICLE HAS A HIGH PRESSURE ELECTRONIC SHUT-OFF SOLENOID…
Owner-reported narrative. 1 miles reported. Look up ODI 10933981 at NHTSA ↗
Owner report 11073079 · 2018-02-15 (February 15, 2018)
TL* THE CONTACT OWNS A 2012 CHEVROLET EXPRESS 4500. IN COLD WEATHER, THE DIESEL EXHAUST FLUID (DEF) FROZE, WHICH CAUSED THE VEHICLE TO DECELERATE UNTIL IT EVENTUALLY IDLED. THE DEALER (KUPPER CHEVROLET, 1500 2ND ST NE, MANDON, ND 58554) STATED THAT THEY NEEDED TO KEEP THE VEHICLE IN A HEATED SHOP TO PREVENT THE DEF FROM FREEZING. THE VEHICLE WAS NOT REPAIRED. THE MANUFACTURER WAS ALSO CONTACTED AND WAS UNABLE TO PROVIDE ASSISTANCE. THE APPROXIMATE FAILURE MILEAGE WAS 86,000. THE VIN WAS UNAVAILABLE.
Owner-reported narrative. 86,000 miles reported. Look up ODI 11073079 at NHTSA ↗
Recall history
0 distinct campaigns affect this selection. Announcement dates below are different from vehicle model years. A campaign may cover multiple years.
No recall campaigns are recorded in this snapshot.