CONTENTS
SMOKE

WHITE SMOKE

CONDITION(S)

• WHITE SMOKE FROM TAILPIPE; ALSO HAS SWEET SMELL
• ACCOMPANIED BY ENGINE OVERHEATING AND LOW COOLANT LEVEL
• TINY BUBBLES MAY FORM IN THE COOLANT RECOVERY RESERVOIR WHEN ENGINE IS RUNNING
• PERHAPS ENGINE MISFIRES AND REMOVED SPARK PLUG HAS ANTIFREEZE ON TIP
• ENGINE OIL MAY HAVE WHITE, MILKY LOOK
• IF SMOKE IS PUNGENT AND ENGINE IS A DIESEL

POTENTIAL CAUSE(S)

CHECK THESE FIRST:

1. LEAKING CYLINDER HEAD GASKET
Have cylinder head gasket professionally replaced.

2. CRACKED CYLINDER HEAD
Have cylinder head professionally replaced.

CHECK THESE NEXT:

3. CRACKED ENGINE BLOCK
Have engine block professionally replaced.

4. CRACKED INTAKE MANIFOLD
Have intake manifold professionally replaced.

CHECK THESE LAST:

5. LEAKING WATER CROSSOVER INTAKE MANIFOLD GASKET
Have water crossover intake manifold gasket professionally replaced.

6. WARPED CYLINDER HEAD OR ENGINE BLOCK GASKET SURFACES
Have cylinder head or engine block professionally serviced.

CONTENTS
GRAYISH-BLUE SMOKE
GASOLINE ODOR