The Lemon Index

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GMC Sierra vs Chevrolet Colorado: which has fewer problems?

GMC SierraChevrolet Colorado

Photos: Kevauto · SsmIntrigue (Wikimedia Commons)

Winner

Chevrolet Colorado

About 13% fewer owner complaints per car sold than the GMC Sierra, and fewer in 8 of 19 model years both were sold.

Head to head

Lemon Index
100 = average, lower is better
87
76
Years with fewer complaints
2004–2025
11 of 19
8 of 19
Recalls
2004–2025
138
46
MPG
latest year
15–26
16–20
Crash test
best, latest year
★★★★★
★★★★☆
Best year to buy

Lemon Index = safety complaints filed with the government within 3 years, per car sold, against the average car of the same model year. 100 is average, lower is better. Green check = the better of the two on that line.

Year by year

Shorter bar = fewer complaints per car sold. Tap a year for its full report.

Every GMC Sierra year · Every Chevrolet Colorado year · How the index works