Average Hourly Cost: The average hourly cost for a dryer gas valve replacement in a washer and dryer repair service is approximately $100 - $150 per hour.

Cost Breakdown: The cost breakdown for a dryer gas valve replacement typically includes the cost of the part, labor, and any additional services such as disposal of the old part. The cost of the part will vary depending on the type and quality of the part, but it is typically between $50 and $150. The cost of labor will depend on the complexity of the job and the experience of the service provider. It is usually between $50 and $100 per hour.

Factors Affecting Cost: There are several factors that can affect the cost of a dryer gas valve replacement. The type and quality of the part used will play a major role in determining the cost. Additionally, the complexity of the job and the experience of the service provider will also affect the cost. Finally, the location and service provider can also influence the cost, as some providers may offer discounts or other incentives.