"How reliable is the 2004 Mazda B-Series Truck?"

"Based on 26 NHTSA complaints, the 2004 Mazda B-Series Truck has a median complaint mileage of 78000 miles. The most common issue is AIR BAGS."

"What are common problems with the 2004 Mazda B-Series Truck?"

"The most frequently reported component in NHTSA complaints for the 2004 Mazda B-Series Truck is AIR BAGS, accounting for a significant portion of the 26 total complaints filed."

2004 Mazda B-Series Truck: Reliability Data

Source: NHTSA — 26 complaints

Total Complaints

78,000mi

Median Mileage

AIR BAGS

Top Issue

Crash Reports

When Do Complaints Happen?

Distribution of NHTSA complaints by vehicle mileage at time of report.

51,117 25th Percentile

78,000 Median Mileage

160,000 75th Percentile

What Fails?

Most reported component issues from NHTSA complaints.

AIR BAGS

STRUCTURE:BODY

SERVICE BRAKES, HYDRAULIC:ANTILOCK/TRACTION CONTROL/ELECTRONIC LIMITED SLIP

STRUCTURE:FRAME AND MEMBERS:UNDERBODY SHIELDS

TIRES

SUSPENSION

Severity Assessment

Crashes

Fires

Injuries

Deaths

Sample Complaint Reports

"THIS IS THE SECOND TIME I'VE ASKED THIS SAME QUESTION. FORD RECALLED THESE VEHICLES AND THE MAZDA "B" SERIES PICK-UP IS MADE BY FORD SHOULDN'T MAZDA CHECK THEIRS TOO? 2004 FORD RANGER STRUCTURE: FRAME AND MEMBERS:UNDERBODY SHIELDS SUMMARY: ON CERTAIN PICKUP TRUCKS, THE FRAME MAY HAVE A CEN..."

"MY MAZDA B3000 PICKUP WOULD NOT STOP AT A RED LIGHT CAUSING AN ACCIDENT. WHEN I ENGAGED THE BRAKE THE FRONT END SHOOK AND THEN THERE WERE NO BRAKES. THE DAY OF THE ACCIDENT THERE WAS A LIGHT RAIN BUT I HAD NOT DRIVEN THROUGH ANY PUDDLES, THEREFORE I DON'T THINK IT WAS DUE TO "WET" BRAKES AS I HAVE..."

"I HAVE FOUR GOODYEAR WRANGLER SILENT ARMOR TIRES ON MY PICKUP TRUCK. ONE TIRE WENT FLAT DUE TO TEARS ON THE SIDEWALL OF THE TIRE. SO I THEN INSPECTED THE OTHER TIRES AND FOUND TEARS STARTING IN EACH OF THE OTHER TIRES AS WELL AS THE RUBBER IS PEELING OFF THE SIDEWALLS LIKE SNAKESKIN. THEN THE LAS..."

Source: NHTSA ODI Complaints Database. Names and identifying details omitted.

When Were Complaints Filed?

Number of complaints by the year the issue occurred.

When Does Each Component Fail?

Median mileage at complaint for top components.

AIR BAGS 20 complaints

Median: 78,000 mi

Where Are Complaints Coming From?

Top states by complaint count.

PA: 3 CA: 3 AZ: 2 NC: 2 NJ: 2 IN: 1 TX: 1 ID: 1 NY: 1 TN: 1

Who Files Complaints?

3.8%

Original Owners

96.2%

Second+ Owners

Mazda B-Series Truck — Other Years

See how this model compares across different model years.

Year	Complaints	Median Mileage	Top Issue	Crashes
1990	22	-	FUEL SYSTEM, GASOLINE:STORAGE:TANK ASSEMBLY	1
1994	157	92,500	PARKING BRAKE:CONVENTIONAL	13
1995	54	-	SERVICE BRAKES, HYDRAULIC:ANTILOCK/TRACTION CONTROL/ELECTRONIC LIMITED SLIP	10
1996	73	140,000	VISIBILITY:WINDSHIELD WIPER/WASHER	2
1997	64	60,000	TIRES	6
1998	81	73,050	TIRES	11
1999	96	97,000	TIRES	14
2000	74	56,487	TIRES	8
2001	55	78,000	VEHICLE SPEED CONTROL	1
2002	31	28,000	ENGINE AND ENGINE COOLING	6
2003	25	60,801	POWER TRAIN:MANUAL TRANSMISSION	3
2007	36	-	AIR BAGS	0

Data source: View this vehicle on NHTSA.gov | NHTSA ODI Complaints Database. Public domain.

Methodology: Complaint counts and mileage distributions are computed directly from consumer-reported NHTSA complaints. This data represents reported issues, not failure rates — vehicles without complaints are not represented. Full methodology.

Data through: 2026-03-28