1999 Navistar 9900I Problems: 0 Complaints, 2 Recalls

The worst 1999 Navistar 9900I problems

Ranked by number of owner complaints. Mileage and cost come from what owners wrote.

Tap a problem to see which part fails, at what mileage and in which other years.

Service brakes, hydraulic: antilock/traction control/electronic limited slipReported January 24, 2000 · 829 vehicles affected

What is wrong: Vehicle description: heavy duty trucks. The antilock traction relay valves were incorrectly assembled by the supplier. An extra check valve was installed which will not allow the traction control system to function properly.
Risk: The rear brakes can be applied automatically during a traction event and not release until the air system pressure is depleted.
Remedy: Dealers will inspect these vehicles and all antilock traction relay valves found defective will be replaced.

Recall number 00V022000 · Recall details

Service brakes, air: supply: check valveReported December 14, 1999 · 254 vehicles affected

What is wrong: Vehicle description: heavy duty trucks. The check valves in the air brake system on these vehicles do not meet the requirements of fmvss no. 121, "air brake systems."
Risk: Increased braking effort may be required.
Remedy: Dealers will install new check valves on the vehicles involved.

Recall number 99V350000 · Recall details

Bulletins tell dealers how to fix known problems. A warranty extension means the manufacturer pays for that repair for longer.

Is the 1999 Navistar 9900I reliable?

Owners have filed 0 complaints about the 1999 Navistar 9900I.

What is the most common problem with the 1999 Navistar 9900I?

There are not enough complaints to tell.

How many recalls does the 1999 Navistar 9900I have?

2 recalls, covering service brakes, hydraulic and service brakes, air.

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