2002 f 450 7.3 diesel runs at 2700 rpm at 70 mph is that normal sounds like the motor is screaming.

Asked by Mattf48 Jul 08, 2019 at 08:22 PM about the 2002 Ford F-450 Super Duty

Question type: Maintenance & Repair

3 Answers


Count the up shifts. Sounds like it may not be shifting into top gear.

It shifts all the way to 4th. I believe it only has 4 gears


What is the final gear ratio? Your truck is probably geared for towing heavy loads.

Your Answer:

F-450 Super Duty

Looking for a Used F-450 Super Duty in your area?

CarGurus has 72 nationwide F-450 Super Duty listings starting at $15,900.

Postal Code:

Ford F-450 Super Duty Experts

  • #1
  • #2
  • #3
View All

Find great deals from top-rated dealers


Related Models For Sale

Used Ford F-350 Super Duty
33 Great Deals out of 1,716 listings starting at $6,500
Used Ford F-250 Super Duty
19 Great Deals out of 822 listings starting at $6,898
Used Dodge RAM 3500
4 Great Deals out of 52 listings starting at $10,700
Used Ford F-150
154 Great Deals out of 11,579 listings starting at $2,240
Used Chevrolet Silverado 2500HD
10 Great Deals out of 1,685 listings starting at $3,495
Used Ford F-550 Super Duty Chassis
45 listings starting at $17,900

Used Cars for Sale

2020 Ford F-450 Super Duty For Sale
25 listings starting at $79,159
2019 Ford F-450 Super Duty For Sale
15 listings starting at $70,524
2018 Ford F-450 Super Duty For Sale
1 listings starting at $78,524
2017 Ford F-450 Super Duty For Sale
7 listings starting at $43,800
2016 Ford F-450 Super Duty For Sale
6 listings starting at $29,995

Content submitted by Users is not endorsed by CarGurus, does not express the opinions of CarGurus, and should not be considered reviewed, screened, or approved by CarGurus. Please refer to CarGurus Terms of Use. Content will be removed if CarGurus becomes aware that it violates our policies.