The frame above the RT rear tire has rusted completely through. It's where the rear end bolts to the frame, at a wedge welded to the frame with bolt holes in it. It's like it wants to flip over and darts left or right every time there's a dip or rough spot in the road. I chained it and put a tow strap around everything I could to keep the rear end from coming out & killing me or someone behind me
The worst 1999 Toyota 4RUNNER problems
Ranked by number of owner complaints. Mileage and cost come from what owners wrote.
Problems by type
Tap a problem to see which part fails, at what mileage and in which other years.
- Body112
- Suspension66
- Fuel system43
- Tires28
- Brakes26
- Transmission23
- Engine18
- Electrical17
- Steering16
- Airbags13
- Seats7
- Wheels7
- Acceleration6
- Seat belts6
- Lights3
- Visibility3
- Driver assistance2
Specific symptoms reported on the 1999 Toyota 4RUNNER
Fuel gauge 33Ball joint 17Stalling 16Tire blowout 12No deployment 10Brake failure 7ABS 6Grinding brakes 6Jerking 6Loss of power 6Engine failure 5Power steering loss 5
Recalls
No recalls on record for this model year.
Technical service bulletins for the 1999 Toyota 4RUNNER 72
Bulletins tell dealers how to fix known problems. A warranty extension means the manufacturer pays for that repair for longer.
- Obsolete notice
- Replacement certification labels (the vinyl label installed on the driver door or door post) and VIN...
- The Immobilizer and Smart Key Reset is a feature that allows the registration of new keys when all master...
- TT: Some Toyota vehicles installed with Toyota Complete Maintenance Care (TCMC) brake pads may exhibit a...
- POL: This consolidated Tire Warranty Guide contains the complete warranty terms for all brands of ground...
- Toyota Safety Recall and Service Campaign
- TT: Some Toyota vehicles installed with Toyota Complete Maintenance Care (TCMC) brake pads may exhibit a...
- Replacement certification labels (the vinyl label installed on the driver door or door post) and VIN...
- Obsolete notice
- Supersession notice
1999 Toyota 4RUNNER fuel economy
Official EPA estimates in miles per gallon (MPGe for electric). Ranges cover trims that share the same engine.
| Engine | Drive | City | Highway | Combined |
|---|---|---|---|---|
| 2.7L 4‑cyl | RWD | 16-18 | 21-22 | 18-19 |
| 3.4L 6‑cyl | RWD | 16 | 19 | 17 |
| 2.7L 4‑cyl | 4WD | 15-16 | 19 | 17 |
| 3.4L 6‑cyl | 4WD | 15 | 18 | 16 |
What 1999 Toyota 4RUNNER owners say
Most recent owner complaints, unedited.
The contact's wife owns a 1999 Toyota 4Runner. The contact stated that while his daughter was driving at a slow speed, the back end of the vehicle began to wobble. The contact stated that his daughter pulled the vehicle into a parking lot and had the vehicle towed to the contact's home. The vehicle was inspected and severe corrosion was discovered on the driver's side rear lower control arm mount. The dealer was notified of the failure and informed him that there are no recalls on the vehicle. The manufacturer was also notified of the failure and the contact was given the same information as the dealer. The vehicle had yet to be repaired. The failure mileage was approximately 240,000.
The component that is failing is the frame. The vehicle is available for inspection upon request. The safety of myself and others is at risk due to the frame falling apart due to the lack of integrity. The lack of integrity and strength is from oxidation or major rust. The vehicle has not been inspection by a 3rd party. The rust is a common issue in this year/model from other owners and has appeared to be a manufacturing error.
Over the years of ownership, my vehicle has been overwhelmed with rust issues. All four axles are rusted to include the brake components. I didn't realize how bad the rusting was until I heard "popping" noise when making turns The rear suspension sway bar link was rusted so bad, it broke free. I had the rack and pinion replaced in August of 2020 because rust ate through the lines. The frame appears to have separations due to rust as well.
Right rear chassis rusted out
Driving eastbound into portland (or) on hwy.26 (sunset hwy.), three lanes inbound. Three lanes inbound, I was in the right lane.as we neared the tunnels, traffic stopped bumper-to-bumper, as it often does. I stopped, leaving a small buffer between my vehicle and the one ahead of me, and watched the red mazda cx-5 approaching behind, not slowing, and braced for the bump. Bam! It was a serious jolt. We pulled off onto the shoulder. Traffic was busy, so it took a while to get out to inspect damage. I was expecting more than I found, and actually noticed no damage at the time. The mazda that had rear-ended me sustained some serious cosmetic damage, but was still driveable. We traded info, and I headed on to mt.hood to ski. A couple of days later, I noticed that my drivers seat was a bit wobbly. When I got a chance to check the cause,I found that the front left bolt holding the seat was loose.I tightened it back down.,but it came loose again after the embedded nut came loose from the frame. A google search revealed a pleathora of 4runner and tacoma owners encountering similar failures.to fix, I drilled a 1/2" hole through the bolt hole and through the bottom of the frame chamber, ran a 4"x1/2" steel bolt through the hole, fastened with a large washer, lock washer, and nut, some thread-lock, and slathered on the black silicone rtv. All done. Seems just fine, now. Cbs news did a story on their morning show last thursday, regarding dangers of similar seat failures in hondas, I believe. I'm surprised that these companies have not done recalls on these design failures,already.
The frame is rusting from the inside out
My frame is rusted almost to pieces. I know this is a common problem with 4runner of the same year models. And I hope to get a recall because it's putting me and others at risk of wrecking the car and possible injuries.
Tl* the contact owns a 1999 toyota 4runner. The contact stated that the driver's side front seat adjuster lever was fractured. Neither the local dealer nor the manufacturer were contacted or informed of the failure. The vehicle was not diagnosed nor repaired. The failure mileage was 100,000.
My vehicle is very clean and well maintained and had no indication of trouble or handling issues. A repair shop was taking it back to fix an exhaust problem when he nearly lost control. I couldn't believe it when he notified me it was unsafe to drive, but found out that one section of the frame had totally rusted through where the axle link mounts to the frame. It could have torn the axle out from under the vehicle with no previous warning. I had been driving on 4 lane interstate at 70 just days before with no handling issues at all. I personally have changed the oil and greased the drive train all but once over the past five years and not noticed this small area of severe rust through. I have also spent over $3000 on exhaust, tires, and maintenance repair over the past year because I thought it was worthy of 5-10 more years and 100,000 more miles. My 2001 camry is driven by my son now and has approximately 390,000 miles on it. I just sold my 1994 jeep cherokee with over 300,000 miles on it and this 4runner body is in much better condition than those and that was why I expected this would too. This is definitely a weak spot hard to detect because myself and 3 other mechanic places had not seen it when servicing it but yet it is also a very critical function that can cause complete loss of control when the left side of the axle is torn loose and out from the vehicle. Head-on collisions, rollovers, etc are very likely. Therefore, I believe that this warning must be made known to other drivers of these 4runners and a recall to replace the frame as needed just like toyota has done for other trucks of theirs, I.e. Tundra, sequoia, tacoma with full frame like this. Thank you for your consideration of this for protection of our public.I have plenty more photos of the vehicle that I can share to substantiate the soundness of the rest of the vehicle or bad spot rusting.
Compare the 1999 Toyota 4RUNNER
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Other model years
1990199119921993199419951996199719981999200020012002200320042005200620072008200920102011201220132014201520162017201820192020202120222023202420252026
Questions about the 1999 Toyota 4RUNNER
Is the 1999 Toyota 4RUNNER reliable?
Owners have filed 330 complaints about the 1999 Toyota 4RUNNER, 3.8 times a typical 4RUNNER model year.
What is the most common problem with the 1999 Toyota 4RUNNER?
Body and structure, with 112 complaints, typically around 175,000 miles. Next is suspension (66).
How many recalls does the 1999 Toyota 4RUNNER have?
No recalls on record.
What year does the Toyota 4RUNNER have the most body problems?
The Toyota 4RUNNER model years with the most body complaints are 2004 (310 complaints), 2003 (284 complaints) and 2000 (256 complaints).
What gas mileage does the 1999 Toyota 4RUNNER get?
Official estimates for the 1999 Toyota 4RUNNER range from 16 to 19 mpg combined. The most efficient version (2.7L 4-cyl, RWD) gets 16-18 city and 21-22 highway.
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