M MILEMARK Brands Repair costs Guides

GMC Envoy Denali XL

2006–2006 only

55 classified complaints

2006–2006 GMC Envoy Denali XL models have 55 classified complaints on record for these years specifically. The most common issue in this range is Fuel pump and sending unit, typically surfacing around 74,839 miles.

Computed directly from stored federal records for 2006–2006 model years only — not blended with the rest of this vehicle's production run. See the full GMC Envoy Denali XL report for every year combined.

What breaks, and when — 2006–2006 only

Fuel pump and sending unit · Fuel system 23 complaints

Median onset: 74,839 miles.

Typical repair: $630–$1,700 nationally.

Body control and other modules · Electrical 10 complaints

Median onset: 77,000 miles.

Stalling and no-start · Engine 4 complaints

Median onset: 210,465 miles.

Tends to show up later than this model's other issues.

Air suspension compressor, bags and valves · Suspension 3 complaints

Median onset: 59,000 miles.

Tends to show up earlier than this model's other issues. · Typical repair: $620–$1,710 nationally.

Wiring harness, grounds and connectors · Electrical 3 complaints

Median onset: 87,000 miles.

Internal engine (bearings, pistons, rings) · Engine 3 complaints

Median onset: 85,287 miles.

Calipers, hoses and lines · Brakes 2 complaints

Median onset: 164,000 miles.

Tends to show up later than this model's other issues. · Typical repair: $230–$880 nationally.

Power steering pump, rack and lines · Steering 1 complaints

Median onset: 157,239 miles.

Tends to show up later than this model's other issues. · Typical repair: $750–$2,230 nationally.

From owner-filed complaints to NHTSA, not independently verified. Federal mileage reporting on recent complaints is sparse — see how it works. Cost ranges are national estimates from book labor hours and parts pricing, not this vehicle's actual repair history — they don't account for your location or shop type.

Cost estimator: what will this one cost you?

Enter the car's year and mileage. See which known problems are due in your next 3 years, what each costs at your state's labor rates, which ones to ask the seller about, and routine maintenance to budget for.

Sources: NHTSA Office of Defects Investigation — complaints and recalls, scoped to 2006–2006 model years. See the full GMC Envoy Denali XL report for every year and full specs/safety data.