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• Gaskets
  • Blown head gasket: internal, external or coolant to oil leak »
  • White exhaust smoke: cracked head or blown head gasket »
  • Cracked head or block: internal, external or coolant to oil leak »
  • Leaking intake gasket: external or coolant to oil leak »
  • Large coolant leaks: need to add coolant 1X per hour »
  • See all block & head gasket products »
• Cooling
  • Small coolant leak: need to add coolant 1X per week »
  • Medium coolant leak: need to add coolant 1X per day »
  • Overheating: low or dirty cooling system »
  • Rust & scale build-up: dirty cooling system »
  • See all cooling system products »
• Engine
  • Oil leaks: brown drips under vehicle »
  • Rear main & larger leaks: large spots on driveway »
  • Blue exhaust smoke: burning engine oil »
  • Compression loss: engine blow-by »
  • Engine noise: ticking lifter, clatter »
  • Sludge buildup: dirty engine / increased wear »
  • Low oil pressure: worn bearings / engine noise »
  • Lack of lubrication ZDDP: not enough zinc ZDDP in older engines »
  • See all engine products »
• Hydraulics
  • Floor & bottle jack leaks: low fluid levels »
  • Jack won't lift: won't lift all the way »
  • Snow plow leaks: fluid loss and slow response »
  • See all hydraulics products »
• Fuel System
  • Dirty fuel injectors: poor fuel mileage »
  • Noise: noisy engine or fuel pump »
  • Lack of lubrication: excess engine wear »
  • Black exhaust smoke: engine running rich »
  • Fuel phase seperation: alcohol / oxygenated fuels seperating »
  • Water in fuel: contaminated gasoline »
  • Spark knock: low octane gas »
  • Fuel gelling: contaminated diesel fuel »
  • See all fuel system products »
• Steering
  • Fluid loss: steering fluid leak »
  • Hard or stiff stearing: morning sickness »
  • Noise or whining: excessive pump noise »
  • Worn rack & pinion: loose steering »
  • See all power steering products »
• Transmission
  • Fluid loss and leaks: red drips under vehicle »
  • Slipping: engine flares while driving or shifting »
  • Shudder & chatter: vibration after shifting »
  • Rough shifting: hard shifts »
  • Noise: whining or grinding noise »
  • See all transmission products »