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Northstar Engines and System Technical Discussion

Discussions relating to the Northstar System and various drivetrain mechanical/electrical/sensor problems.
98.4K
30.6M
98.4K
30.6M

HT4100 4.1, 4.5, 4.9

This forum is to discuss the newer aluminum block Cadillac engines.
35K
11M
35K
11M

500, 472, 425, 368

This forum is to discuss the old big block Cadillac engines.
17.8K
9M
17.8K
9M

5.0 and 5.7

This forum is to discuss the newer, small block Cadillac engines.
3.8K
3.3M
3.8K
3.3M

V6: 3.0, 3.2 LA3, 3.6 LY7, 3.6 DI LLT

This area is for discussions regarding the Cadillac V6 engines used in the CTS, Catera, and Cimarron.
1.2K
1.4M
1.2K
1.4M

Vortec 6.0 / 6.2 Liter

This is to discuss the Vortec 6.0 and 6.2 engines, used in the Cadillac Escalade
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273K
225
273K

Other Cadillac Engines

This forum is to discuss Cadillac engines not listed in other forums.
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369K
329
369K

Powertrain Control Module (PCM) Tuning

Ask questions - Get answers in our section for discussions regarding Cadillac PCM tuning for engines such as the LT1, LS6, L92, LQ9, LQ4, L03 (TBI 305), L05 (TBI 350) and more...
1K
619K
1K
619K
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