Operation CHARM
: Car repair manuals for everyone.
Home
>>
Chevrolet
>>
1983
>>
Blazer Full Size V8-379 6.2L DSL
>>
Repair and Diagnosis
>>
Specifications
>>
Pressure, Vacuum and Temperature Specifications
>>
Compression Check
Manuals through 2025 now available!
Our trusted friends have launched a new website named LEMON, which has newer manuals. It also contains all the CHARM manuals.
LEMON is the spiritual successor to CHARM, I recommend you try it!
Link:
lemon-manuals.la
or
lemon-manuals.org.ua
(Some people have issue connecting. LEMON is investigating. For now, use Firefox or change your DNS server)
Or, hide this message:
temporarily
or
permanently
Compression Check
1896 kPa (275 psi) minimum at 200 rpm
The lowest reading cylinder should not be less than 70% of the highest.
Perform compression test with engine at normal operating temperature, glow plugs removed and throttle wide open.