1998 Bmw 735 problems
The BMW 7 Series is a full-size luxury sedan manufactured and marketed by the German automaker BMW since 1977. It is the successor to the BMW E3 "New Six" sedan and is now in its seventh generation.
The 7 Series is BMW's flagship car and is only available in a sedan bodystyle (including long wheelbase and limousine models). It traditionally introduces technologies and exterior design themes before other models in BMW's lineup.
The first generation of the 7 Series was powered by straight-6 petrol engines, and following generations have been powered by inline-4, straight-6, V8 and V12 engines with both natural aspiration and turbocharging. Since 1995, diesel engines have been optional in the 7 Series.
Unlike the 3 Series and 5 Series sedans, BMW does not offer a full M model, but once offered an M performance variant, the BMW M760 with its 6.6L V12 (at the time the most powerful BMW ever made, not to be confused with BMW 760 6.6 V12 which does not offer the same performance). The Alpina B7 (G12) served as the high-performance variant of the 7 Series.
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Common 1998 Bmw 735 problems
The BMW 735i, produced in 1998 as part of the E38 generation, is known for its comfort, performance, and reliability. However, like any car, it has its share of common issues that owners should be aware of. Here are some of the most common problems with the BMW 735i, based on complaints from owners:
- Engine Issues: One of the most common issues with the BMW 735i engine is with the valvetrain. Specifically, the hydraulic lifters used in these engines can fail, resulting in a ticking or tapping noise from the engine. This can be caused by sludge buildup in the engine, which can prevent the lifters from properly pumping up. Regular oil changes and the use of high-quality synthetic oil can help prevent this issue. Another common issue with the BMW 735i engine is with the cylinder head. The cylinder head gasket can fail, causing oil leaks and overheating issues. The cylinder head itself can also crack, causing similar issues. This can be caused by overheating, which can be prevented by regular cooling system maintenance and attention to any signs of overheating. The timing chain is another component that can cause issues with the BMW 735i engine. The timing chain tensioner can fail, causing the chain to become loose and skip teeth on the timing gears. This can cause serious engine damage, so it is important to address any signs of chain noise or issues with the timing system. The BMW 735i engine has been known to consume oil, particularly in older models. This can be caused by worn piston rings, valve seals, or other engine components. Regular oil changes and the use of high-quality synthetic oil can help mitigate this issue, but it may also require engine repairs to fully address the issue.
- Transmission Issues: The BMW 735i is known for having issues with the automatic transmission, particularly with the torque converter. This can result in slipping, jerking, or hesitation during acceleration. It is important to address any signs of transmission issues promptly, as they can lead to more serious and expensive problems if left unchecked.
- Electrical Issues: The BMW 735i is known for having various electrical issues, including problems with the battery, alternator, and starter motor. These issues can result in difficulty starting the car, flickering lights, or other electrical malfunctions. It is important to address any signs of electrical issues promptly, as they can lead to more serious and expensive problems if left unchecked.
- Suspension and Steering Issues: The BMW 735i is known for having issues with the suspension and steering system, particularly with the bushings and ball joints. These issues can result in a rough ride, difficulty steering, or other handling problems. It is important to address any signs of suspension and steering issues promptly, as they can lead to more serious and expensive problems if left unchecked.
- Brake Issues: The BMW 735i is known for having issues with the brake system, particularly with the brake pads and rotors. These issues can result in difficulty stopping the car, squeaking or grinding noises, or other brake malfunctions. It is important to address any signs of brake issues promptly, as they can lead to more serious and expensive problems if left unchecked.
In general, the BMW 735i is a complex and sophisticated car that requires regular maintenance and attention to prevent and address issues. By keeping up with maintenance schedules and addressing any signs of car trouble promptly, owners can ensure that their BMW 735i remains a reliable and enjoyable car to own and drive.
What are the most common problems with BMW 7 Series?
BMW 7 Series Common Problems and Solutions
- Engine Stutter. Problem: ...
- Low Oil Pressure. Problem: ...
- No Parking Brake. Problem: ...
- Blurry Cameras. Problem: ...
- Engine misfiring. Problem: ...
- Electric window problems. Problem: ...
- Air conditioning failure. Problem: ...
- Door locks failure. Problem:
Is the BMW E38 a good car?
The E38 7 Series is widely regarded as one of the best BMW models of all time, and many enthusiasts consider it to be the high point for the automaker's luxury flagship model.
How much is a BMW E38?
A: The average price of a BMW 7 Series - E38 is $15,146.
What engine is in the 2001 BMW 730i?
Basic info on BMW 7 Series 730i
The German car was first shown in year 2001 and powered by a 6 - cylinder nat. asp. petrol unit, produced by BMW. The engine offers a displacement of 3.0 litre matched to a rear wheel drive system and a automatic gearbox with 6 gears.
What are the most common problems with BMW 7 Series?
BMW 7 Series Common Problems and Solutions
- Engine Stutter. Problem: ...
- Low Oil Pressure. Problem: ...
- No Parking Brake. Problem: ...
- Blurry Cameras. Problem: ...
- Engine misfiring. Problem: ...
- Electric window problems. Problem: ...
- Air conditioning failure. Problem: ...
- Door locks failure. Problem:
What is the top speed of a BMW 735?
Models
Model | Engine | Top Speed |
---|---|---|
730i | M60B30 V8 | 230 km/h (143 mph) (AT) 233 km/h (145 mph) (MT) |
735i | M30B35 I6 | 225 km/h (140 mph) (AT) 232 km/h (144 mph) (MT) |
227 km/h (141 mph) (AT) 235 km/h (146 mph) (MT) | ||
740i | M60B40 V8 | 240 km/h (149 mph)** |
Is the BMW E38 a good car?
The E38 7 Series is widely regarded as one of the best BMW models of all time, and many enthusiasts consider it to be the high point for the automaker's luxury flagship model.
Is BMW 730d reliable?
Engine and transmission
The 730d had a single exhaust tailpipe on launch cars and the engine is the N57 D30. This is the first six-cylinder diesel with the rear-mounted chain, and while they aren't as prone to trouble as the four-cylinder N47, they can still fail.
1998 Bmw 735 car problems categorized by type of issue
After analyzing all complaints sent to the NHTSA and researching popular Bmw 735 problems, we found that the most common problems with these 2023 model year vehicles are:
- Engine and engine cooling problems
- Visibility problems
The graph below shows statistics for all 1998 Bmw 735 vehicle components and the number of complaints received.
1998 Bmw 735 complaints
The NHTSA has received 1 complaints about various vehicle components related to the 1998 Bmw 735.
ENGINE AND ENGINE COOLING,VISIBILITY PROBLEM
- Date Of Incident: 2024-11-24
- VIN: WBAGB4314J3
- Components: ENGINE AND ENGINE COOLING,VISIBILITY
- Summary: VEHICLE OVERHEATS DUE TO A CRACK WITHIN THE ENGINE HEAD GASKET. ALSO, HEATER CORE LEAKED, AND CONSUMER HAD TO REPLACE THE RADIATOR TWICE DUE TO A LEAKAGE DEALER CAN'T DETERMINE THE PROBLEM. *AK
Additional sources
More sources of information about 1998 Bmw 735 problems:
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