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Vehicle speed controlPart report

2021 Chevrolet Tahoe Vehicle speed control Problems

Complaints
10about this part
Share
2%of 464 total for the year
Median mileage
57,000miles
Trend
Not enough dataFewer than 15 complaints, too few for a reliable trend.

NHTSA recorded 10 complaints about the vehicle speed control of the 2021 Chevrolet Tahoe, 2% of the 464 complaints for this model year. Where a mileage was given, the median is 57,000 miles. 1 of these say a crash was involved and 1 a fire, according to the filers.

Fewer than 15 complaints name this part, so treat the figures as a rough indication only.

Example complaints

Selected from NHTSA records; personal details are removed. They are consumer reports, not findings.

“On the morning of 1 Oct, I had left the house here in Cedartown GA to head to a meeting in Atlanta with a customer. I had started the truck 15 minutes before departing just as we have always done to our vehicles over the years to allow them to warm up properly. I departed Doyle Rd onto Hwy 27 South heading towards interstate 20. …”

NHTSA complaint #11693139, filed 2025-10

“My vehichle will not go in reverse my wheels are locking up and also my car is going over 6000 rpm when going down the highway and not wanting to shift gears where it is a safety concern for myself and my kids well being”

NHTSA complaint #11652056, filed 2025-04

“Transmission control module failed. I was driving at about 40 mph on a 4 lane street and it begin to feel like something was pulling the steering wheel to the left and I could not control the speed. I then pulled off into a parking lot and was facing a drainage ditch and needed to back the car into a space out of the way, it would not go into reverse. My husband met with me and was able to drive it forward to drive it to a dealership. The diagnosis was a failed transmission control module that cost us $2,478.”

NHTSA complaint #11649857, filed 2025-03

“2 ISSUES - 1) vehicle repaired 5 times for transmission problem by replacing wiring harnesses. On 5th attempt, the GM factory part or the technician caused the Tahoe to catch fire. Worst part is that it happened 1 hour after test driving and parking the car at their dealership, thankfully, I would normally have driven it home and it would have destroyed my home too. GM investigated and was unable to determine cause. 2) each time the transmission error occurred the GM car went into what they call the limp mode. …”

NHTSA complaint #11584718, filed 2024-04

“I drive a 2021 Chevrolet Tahoe. This occurrence has happened on three separate occasions and each time it was raining outside. The first occurrence, my vehicle was running and parked in the rain after driving approximately 5 miles. While parked my check engine light came on with a series of warnings: service ECS, service traction control, forward collision system unavailable, reduced acceleration drive with care. Two days later it went away. The second occurrence, I was driving in the rain for approximately 22 miles and briefly parked with my vehicle running. …”

NHTSA complaint #11684360, filed 2025-09

Related service bulletins

Vehicle speed control: other model years

YearComplaintsShare of year
202614%
202524%
202411%
202342%
202232%
2021102%
202024%
201933%
201833%
201742%
201631%
2015102%
201433%
201373%
201221%
201161%
201052%
200962%
2008163%
2007242%
200622%
200593%
2004276%
2003275%
200231%
2001143%
2000155%
1999112%
199741%
1996104%
199542%
1993113%

Other parts of the 2021 Chevrolet Tahoe

Engine
170 complaints
Fuel system
122 complaints
Transmission and drivetrain
90 complaints
Electrical system
58 complaints
Other or unknown
41 complaints
Air bags
27 complaints
Brakes
22 complaints
Forward collision avoidance
21 complaints
Engine cooling
17 complaints
Exterior lighting
16 complaints
Steering
15 complaints
Seat belts
13 complaints

← All problems reported for the 2021 Chevrolet Tahoe

About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 31, 2026. Complaints are unverified consumer reports and may be duplicated or inaccurate.

To check a specific vehicle for open recalls, use its VIN at nhtsa.gov/recalls. Methodology