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This service requires mailing in your ECM. For 02-05 Trailblazer, Envoy, Rainier 4.2. These are tuned for demolition derby. Once you receive your ECM back you’ll need to unplug the coolant sensor along with the air temp sensor.
What’s Included
Security Disabled
Adjust base and WOT timing
Idle
Rev Limiter
Transmission
Check Engine codes
Our mailing address is, Backwoods Racing LLC 12040 Dunn RD, Riley, MI, 48041
This service requires mailing in your ECM. For 02-05 Trailblazer, Envoy, Rainier 4.2. These are tuned for demolition derby. Once you receive your ECM back you’ll need to unplug the coolant sensor along with the air temp sensor.
What’s Included
Security Disabled
Adjust base and WOT timing
Idle
Rev Limiter
Transmission
Check Engine codes
Our mailing address is, Backwoods Racing LLC 12040 Dunn RD, Riley, MI, 48041