8-speed automatic hard shifts and shudder (fluid-related).
- Typically appears
- Any
- What to inspect
- Test-drive and feel for harsh 'clunk' shifts; ask about fluid flush.
The 2nd-gen Colorado is a versatile midsize truck; the 8-speed automatic hard-shift issue is the headline check.
Compiled & reviewed by the VehicleFaults Research Team · last reviewed July 2026
8-speed automatic hard shifts and shudder (fluid-related).
CEL / emissions faults on the four-cylinder.
AC performance and blend-door faults.
Front seat frame recall.
Generate a full, tickable pre-purchase checklist tailored to this exact vehicle — add photos and notes as you inspect.
Generate a free checklistMostly — the 8-speed hard-shift complaint is the main concern; a fluid change often helps.
The 3.6 V6 is strong; the 2.8 diesel is torquey but pricier to maintain.
It's more annoying than dangerous, but confirm any transmission service history.
Faults are compiled from documented recalls, technical bulletins, owner reports and mechanic sources, then reviewed for accuracy. This is guidance only · not a substitute for a professional inspection.