DVSA Statistics
1991 Chevrolet Gmc Unclassified
MOT Pass Rate & Pre-MOT Checklist
There isn't much MOT data yet for the 1991 Chevrolet Gmc Unclassified (only 11 tests in our DVSA dataset), so these figures are a rough guide. We still highlight common failure items below so you can check before your MOT.
Pass Rate
Based on 11 DVSA anonymised MOT tests · About this data
Pass Rate
63.6%
About average
Limited data available for this model; results may be less representative.
Top Failure Reasons
Common MOT failures for this model
Parts Available
Brakes are a common wear item.
Based on DVSA statistics from 11 recorded tests.
Pre-MOT Checklist for 1991 Chevrolet Gmc Unclassified
Based on common failure points for this model, check these items before your MOT:
- 1
Push down on each corner and release - car should bounce once only
Suspension – Common fail on this model
- 2
Test front and rear fog lights work - check warning light on dashboard
Lighting – Common fail on this model
- 3
Test brakes for effectiveness, pull, and unusual noises when driving
Brakes – Common fail on this model
- 4
Check exhaust for leaks, holes, or excessive corrosion - listen for blowing
Exhaust – Common fail on this model
How Does This Compare to Other Years?
Previous Year
1990 Chevrolet Gmc Unclassified
Based on 20 UK MOT tests
Next Year
1992 Chevrolet Gmc Unclassified
Based on 12 UK MOT tests
Compare how MOT performance varies across Chevrolet Gmc Unclassified model years.
Why Trust This Data?
Official UK Government Source
This data comes from the UK's Driver and Vehicle Standards Agency (DVSA), the official body responsible for MOT testing standards. The anonymised MOT test data is published via data.gov.uk.
Understanding the Statistics
This page is based on 11 MOT tests from the 2023 DVSA dataset. Your 1991 Chevrolet Gmc Unclassified was 32 years old when this data was collected and is now 35 years old.
Sample Size
Limited data - 11 tests (use as rough guide only)
Limitations
Statistics reflect average outcomes and don't account for maintenance history, mileage, or regional variations. Individual results will vary based on how well a vehicle has been maintained.
Do you own this car?
Check your specific vehicle for outstanding advisories or recalls. Get a personalized risk report for your exact Chevrolet Gmc Unclassified.
Frequently Asked Questions
Is a 1991 Chevrolet Gmc Unclassified likely to fail its MOT?
Based on DVSA statistics, the 1991 Chevrolet Gmc Unclassified has a 63.6% MOT pass rate. This is about average for vehicles of this age.
What are the most common MOT failures on a 1991 Chevrolet Gmc Unclassified?
The most common MOT failure reasons for a 1991 Chevrolet Gmc Unclassified are: a shock absorber damaged to the extent that it does not function or showing signs of severe leakage, a suspension component with an unsafe modification, an obligatory rear fog lamp missing, or a front or rear fog lamp inoperative or in the case of a multiple light source more than 1/2 not functioning. Many of these can be checked and fixed before your test to improve your chances of passing.
How can I reduce the chance my 1991 Chevrolet Gmc Unclassified fails its MOT?
To improve your chances of passing, check the items that commonly fail on this model: a shock absorber damaged to the extent that it does not function or showing signs of severe leakage, a suspension component with an unsafe modification, an obligatory rear fog lamp missing, or a front or rear fog lamp inoperative or in the case of a multiple light source more than 1/2 not functioning. Use our pre-MOT checklist above to identify potential issues before your test. Many common failures are easy DIY fixes.
How many 1991 Chevrolet Gmc Unclassifieds fail their MOT?
Around 36% of 1991 Chevrolet Gmc Unclassifieds fail their MOT test, meaning roughly 1 in 3 don't pass first time. The most common reasons are a shock absorber damaged to the extent that it does not function or showing signs of severe leakage and a suspension component with an unsafe modification. Pre-checking these items can significantly improve your chances.
What should I check before my 1991 Chevrolet Gmc Unclassified MOT?
Before your 1991 Chevrolet Gmc Unclassified MOT, check these commonly-failed items: a shock absorber damaged to the extent that it does not function or showing signs of severe leakage, a suspension component with an unsafe modification, an obligatory rear fog lamp missing, or a front or rear fog lamp inoperative or in the case of a multiple light source more than 1/2 not functioning. Most are visual checks you can do at home – look for worn tyres, test all lights work, and check for obvious damage or leaks.
Is the 1991 Chevrolet Gmc Unclassified reliable for MOT?
With a 63.6% MOT pass rate, the 1991 Chevrolet Gmc Unclassified performs about average compared to typical vehicles. This is typical performance for vehicles in this age bracket.