Possible Clues:

• Managed, say, to turn up the stove
• Car brand, not Rover or Sierra?
• Cowboy's home in the kitchen?
• Spectrum of colour, lacking nothing
• Taking unfamiliar way, gets lost in the mountains
• Used for firing the stove
• Nearly four octaves, for Freddie Mercury
• Missile testing site
• Andes or Rockies
• Vocal extent