BMW Z4 Best and Worst Years (2005–2023)
BMW Z4 model years 2005, 2006, 2007, 2009, and 2011 are rated Avoid based on NHTSA complaints and recalls, with steering problems dominating early years and engine stalling issues in 2009 and 2011. The 2012 model year is rated Best, with a complaint index of just 19.
Based on NHTSA owner complaints and recalls per model-year, ranked within this model — not a reliability rating. Methodology.
- Model years
- 17
- 2005–2023
- NHTSA complaints
- 451
- Recall campaigns
- 24
- Crashes reported
- 14
- Fires reported
- 5
- Top problem area
- Steering
Z4 Complaint Index by year
Higher = more complaints, crashes, fires, injuries, deaths and Do-Not-Drive recalls per year on the road, relative to other years of this model.
BMW Z4 problems and recalls by year
| Year | Verdict | Index | Complaints | Crashes | Fires | Recalls | Top issue | MPG | NCAP |
|---|---|---|---|---|---|---|---|---|---|
| 2005 | Avoid | 100 | 190 | 2 | 0 | 0 | Steering | 21 | — |
| 2006 | Avoid | 94 | 91 | 1 | 3 | 2 | Steering | 21 | — |
| 2007 | Avoid | 81 | 33 | 3 | 2 | 2 | Steering | 21 | — |
| 2008 | Caution | 69 | 19 | 0 | 0 | 2 | Airbags | 21 | — |
| 2009 | Avoid | 75 | 22 | 1 | 0 | 4 | Suspension, Wheels & Tires | 21 | — |
| 2010 | Good | 44 | 10 | 0 | 0 | 5 | Engine | 21 | — |
| 2011 | Avoid | 88 | 46 | 1 | 0 | 6 | Engine | 21 | — |
| 2012 | Best | 19 | 5 | 0 | 0 | 4 | Engine | 21 | — |
| 2013 | Caution | 50 | 7 | 2 | 0 | 3 | Electrical System | 21 | — |
| 2014 | Good | 31 | 7 | 1 | 0 | 3 | Electrical System | 21 | — |
| 2015 | Good | 25 | 5 | 0 | 0 | 1 | Electrical System | 22.5 | — |
| 2016 | No verdict | 56 | 4 | 1 | 0 | 1 | Engine | 22.5 | — |
| 2019 | Caution | 38 | 5 | 1 | 0 | 6 | Engine | 28 | — |
| 2020 | Caution | 63 | 5 | 1 | 0 | 6 | Brakes | 26.5 | — |
| 2021 | No verdict | 6 | 1 | 0 | 0 | 5 | — | 26.5 | — |
| 2022 | No verdict | 13 | 1 | 0 | 0 | 3 | Electrical System | 26.5 | — |
| 2023 | No verdict | 0 | 0 | 0 | 0 | 2 | — | 27 | — |
Z4 years to avoid: what went wrong
2005 BMW Z4 Index 100 · 190 complaints · 0 recalls
The 2005 Z4 leads all model years with 190 complaints and the highest complaint index (100). Steering accounts for 91% of its complaints, with owners reporting sudden loss of power steering and sticky, hard-to-turn wheels that sometimes required extra force to negotiate curves. Median mileage at steering failure was 47,000. Other reports involved airbag deployment during a crash and faulty fuel pumps causing stalling and rough idling. No recalls are on file for this year despite the high complaint volume.
2006 BMW Z4 Index 94 · 91 complaints · 2 recalls
The 2006 Z4 has 91 complaints and a complaint index of 94, with steering making up 60% of them at a median 52,244 miles, including reports of the wheel pulling to one side during turns. Owners also reported electrical fires, including one that started after a warning light for the blinkers came on and another linked to keyless entry use. Two recalls apply to this year, both addressing an engine PCV valve heater wiring issue tied to a fire risk.
2011 BMW Z4 Index 88 · 46 complaints · 6 recalls
The 2011 Z4 has 46 complaints and a complaint index of 88. Engine problems lead at 37%, with a median 30,000 miles, including repeated stalling at low speed that dealers sometimes could not reproduce. Steering complaints (28%) included a violent shaking event that owners resolved by braking into a curb. Suspension complaints describe cracked alloy wheels similar to 2009. Three recalls apply, covering engine VANOS bolts and PCV valve heater wiring.
2007 BMW Z4 Index 81 · 33 complaints · 2 recalls
The 2007 Z4 shows 33 complaints and a complaint index of 81. Steering issues make up a third of complaints, at a median 37,000 miles, alongside engine problems (27%) including sudden power loss at highway speed. Owners also described a wiring harness fire under the dash and airbag concerns. Two recalls cover this model year, both for the same PCV valve heater wiring defect linked to fire risk in the engine bay.
2009 BMW Z4 Index 75 · 22 complaints · 4 recalls
The 2009 Z4 has 22 complaints and a complaint index of 75. Suspension, wheels, and tires make up half of complaints, at a low median 17,500 miles, centered on cracked alloy wheels causing sudden pressure loss. Engine complaints (23%) describe stalling at low speed, sometimes requiring a computer replacement. Three recalls apply, covering the PCV valve heater fire risk and a positive battery cable connector replacement.
Most common BMW Z4 problems (all years)
Share of NHTSA complaints by component group across all model years.
- Steering262 (58%)
- Engine70 (16%)
- Electrical System50 (11%)
- Airbags42 (9%)
- Suspension, Wheels & Tires34 (8%)
- Brakes17 (4%)
- Structure & Body11 (2%)
- Fuel System7 (2%)
- Other7 (2%)
- Transmission & Powertrain7 (2%)
A complaint can list more than one component, so shares add up to more than 100%. Shares are % of complaints.
Frequently asked questions
- What years of the BMW Z4 should I avoid?
- NHTSA data flags 2005, 2006, 2007, 2009, and 2011 as Avoid years for the Z4, based on complaint index scores relative to other model years, led by 2005 at an index of 100.
- What is the best year for the BMW Z4?
- The 2012 Z4 is rated Best, with only 5 complaints and the lowest complaint index (19) of any model year, though it still carries 4 recall campaigns.
- What is the most common problem with the BMW Z4?
- Steering is the top complaint area across all Z4 years, with 262 complaints (58% of the total 451), concentrated heavily in the 2005 and 2006 model years.
- Does the BMW Z4 have engine recalls?
- Yes. Multiple recalls, including 22V119000 and 17V683000, address a PCV valve heater wiring defect linked to engine bay fire risk, affecting several Z4 model years including 2006, 2007, 2009, and 2011.
- Are later BMW Z4 years risky?
- The 2019 model year is rated Caution rather than by complaint index alone because it carries a Do Not Drive or Park Outside recall, despite a relatively low complaint index of 38.