3 | April 2016
Departments
The Technicals
April | 2016 | Vol. 6, No. 2
Failure in spec
Page 16 | What happens when a
mass airfow sensor lies
HFO 1234yf
refrigerant
and coolant mapping
Page 30 | Diagnosing and servicing
innovative air conditioning systems
Straight Talk
Rust never sleeps | Page 4
Technical Service Bulletins
From GMC's Duramax diesel engines
to VW TDI glow plugs | Page 8
Quik-Link
Your connection to
free information | Page 44
Tech tips
From brake system fuid
to break-in oil | Page 47
Tool Review
Sonic strut spring
compressor | Page 48
The Toy Chest
New and innovative equipment for
your tool chest and shop | Page 50
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