6.5L Turbo Diesel - Tech Support - Troubleshooting - Performance [Archive] - Page 4

Oil high (9 replies)
4l80e recommended oil (3 replies)
Air compressor (7 replies)
Smoking Under Power (0 replies)
1995 C2500 Tach (1 replies)
Best coolent (1 replies)
how to test the rpm/oil pump drive? (0 replies)
Glow Plug Relay Not Switching (3 replies)
High boost pressures at interstate speeds (11 replies)
hello everybody 6.5 newbie here (9 replies)
oil pressure gauge (4 replies)
Engine Performance Diminishing (19 replies)
fast=smokier (10 replies)
loss of tack,power stearing and power brakes (5 replies)
Thanks Everyone, but one more issue (8 replies)
6.5 air bound in fuel and not shifting into 4th gear (18 replies)
Ticking (0 replies)
Dreaded starter bolts (14 replies)
Flucating Temps (15 replies)
smokey haze (25 replies)
knocking? 6.5td (6 replies)
94 SES light at throttle (1 replies)
Trans acts up then fine (10 replies)
93 6.5 K2500 - what transmission (2 replies)
Oil leaks #2 (0 replies)
Oil leaks (4 replies)
Swap to 6.5L or not? (3 replies)
6.5 questions-install into 1985 K10 (18 replies)
Scan Tools? (14 replies)
6.5 replaced and fuel pump wont prime (1 replies)
Stalls when first gets running (1 replies)
Turning truck off big clunk (3 replies)
Having a stack without a flapper (2 replies)
Head gaskets (2 replies)
Replaced 6.5 (9 replies)
Engine noise (5 replies)
Fuel Filtration (1 replies)
Installation of a Holset HX35W turbo? (6 replies)
'Thin Fuel' Injection Pump ('Arctic' model) (2 replies)
6.5 quits running at 2800 rpm (3 replies)
AC Delco injectors (0 replies)
Delete Vac pump? Unintended consequences? (1 replies)
6.5 diesel van take out (5 replies)
fuel pressure loss (7 replies)
6.5 eng. (1 replies)
Changed wire harness now truck wont start (9 replies)
99 burb stall and no start (5 replies)
block identification (1 replies)
98 motor in a 95 suburban (5 replies)
Newbie (16 replies)
VSS buffer programming. (8 replies)
Voltage / amp issues? (15 replies)
IP not returning to idle (0 replies)
Code 251 1997 Suburban (8 replies)
Smokes, Runs like crap. (14 replies)
Idle to boost ? (5 replies)
93 6.5 A/C not working right (4 replies)
94 6.5 turbo - remove electronics (3 replies)
94 6.5 low rpm hwy (2 replies)
Harmonic balancer(s) (2 replies)
Looking for advice on Suburban purchase (1 replies)
96 6.5 k2500 running to hot?? (2 replies)
96 6.5 belt walking off the tensioner (8 replies)
Starter not engaging and cranking the engine - need help please! (5 replies)
93 Sierra 6.5 - Low coolant light (6 replies)
6.5 relocate current pmd (6 replies)
Turbo Wastegate Vacuum Actuator Bolts (0 replies)
Rough Start after oil change. (19 replies)
A/C evaporator, '93 6.5 C2500 (15 replies)
93 6.5 Turbo - No boost / turbo? (32 replies)
Turning off the SES lite (5 replies)
coolant change, thermostat change (1 replies)
fuel shut off (14 replies)
Lift Pump Regulator (7 replies)
Another No Start... with a twist. (15 replies)
Chip and Malfunction gauge display (1 replies)
Boost pressure too high.......Need advice. (2 replies)
Inexplicable LOAD rattle (63 replies)
my transmission (7 replies)
There's a needle in my haystack (21 replies)
Oil in Exhaust- Turbo Seals? (7 replies)
Finished for now (2 replies)
Recommendations (4 replies)
Is there a post or procedure for the 4L80E trans FULL flush (1 replies)
Does the power steering fluid type matter for a for flush? (2 replies)
Trans & Torque converter Flush Q&A - Also Dr Tranny (6 replies)
Power Steering whinning & also braking effected Q&A? (14 replies)
Aftermarket VMAC Compressors (70cfm) (4 replies)
6.5 MFI Cooling mods are in stock now (10 replies)
6.5 engine RPO code?? (6 replies)
Bad glow plugs replaced, now it starts but won't run? (10 replies)
6.5 harmonic balancer question (2 replies)
Five Wire Heated Power Mirror Wiring (2 replies)
'93 Dual Thermostat/Mechanical Throttle (6 replies)
C3500 hd (3 replies)
No Oil... Now What (22 replies)
Adding Power Heated Mirrors to Non-Power Mirror Truck - Wiring? (4 replies)
Crankcase ventilation on military take out? (5 replies)
Does my turbo master look right? (1 replies)
heater hose/radiator plumbing (2 replies)
Frozen Waste Gate (2 replies)
Can the heads be pulled for new gaskets and head studs while engine is in the truck? (13 replies)
Crank Signal For PCM (0 replies)
Almost done (2 replies)
Power steering ad transmission line fitting size (1 replies)
Anyone know what this tiny plug is for? (2 replies)
start up smoke (35 replies)
EGR Delete (11 replies)
Anyone know what this threaded hole is for? (1 replies)
1994 Chevy 3500 - Turbo diesel (1 replies)
Mech IP Cooling question (3 replies)
DB4 to DB2 Conversion San Diego (7 replies)
Iowa Members (0 replies)
PMD or Not? (6 replies)
Grounds............ (1 replies)
Radiator question - stranded 6.5 (3 replies)
Injection pump transmission relationship (15 replies)
CDR valve (12 replies)
97 2500 6.5 ses & stbs codes (4 replies)
What part is this? (6 replies)
Is this just another place where a pipe plug goes? (4 replies)
PMD/FSD mounting (5 replies)
heads (6 replies)
Specs on a 99 NA 6.5 (0 replies)
snake oil injector pump fix? (3 replies)
Broken glow plug - anyone in Michigan? (10 replies)
Coolant Loss (43 replies)
Head question on 6.5 with 6.2 block swap (3 replies)
help in grant county Indiana (2 replies)
Sending off your trucks ECM for programming or just get one from the seller-Thoughts? (6 replies)
engine struggerling to start (2 replies)
How big of a deal is this? (3 replies)
Newbie looking for hot start opinions (3 replies)
96 6.5 c3500 will not stay running (10 replies)
Which Camshaft Lube? (2 replies)
AC Pressure Switch Question (1 replies)
questions about 6.5 and 95 k2500 (21 replies)
New gremlin to find (6 replies)
Compression test (9 replies)
Wont Relearn after batteries disconnected (7 replies)
I Need to plug the wiring harnesses back in 96 Suburban I pulled the wiring harness (2 replies)
Dahooooley the final crusade. (4 replies)
Block cracks (1 replies)
Swapping engine harness on the 96 Suburban (1 replies)
Worth Repeating (9 replies)
Placement of rear main seal (3 replies)
Need a new turbo to upper intake hose and installation advice (2 replies)
Mechanical injection pump external fuel adjustment? (4 replies)
Where can I look up torque specs online? (3 replies)
P0236 and turbo issues, 98 F-vin Chevy (1 replies)
query on front wheel hubs for 1998 K2500 suburban (12 replies)
6.5 swap into 94 c3500 (1 replies)
Bearing question (4 replies)
Suburban auto to manual conversion (1 replies)
loud truck (10 replies)
6.5 hard to start after a day (3 replies)
'93 6.5 Turbo diesel Transmission fail codes (4 replies)
Thermostat Problems (4 replies)
permanently installed battery tender (9 replies)
Is It a good deal?? (2 replies)
request for info when starting a 6.5 (P400) for first time! (3 replies)
RH exhaust manifold bolt/stud holes (7 replies)
Can And Has It Been Done Before?? (3 replies)
New member hello and asking for noob help (11 replies)
Need a good turbo shop (1 replies)
aging diesel fuel query; & when is cleaning out fuel tanks also recommended? (7 replies)
1994 TD Cruise Control Issue (5 replies)
6.5TD Will Not stay running, Hard to start, then shuts off after bucking/kicking? (2 replies)
How many wires can I disconnect and still run? (8 replies)
Roller rockers (3 replies)
Sierra 3500, how much weight in bed? (7 replies)
1998 Sierra clattering while accelerating (4 replies)
valve cover leakage (2 replies)
No oil pressure? (1 replies)
Is a 16lb radiator cap OK? (2 replies)
I read somewhere to NOT use a magnetic oil pan heater Is there a specific reason to (1 replies)
Looking for advice on flushing the rear heater core on the 1996 6.5 diesel Suburban. (10 replies)
Speed constant but rpm is changing ??? (14 replies)
Smoke from oil fill, losing coolant... (44 replies)
95 6.5 hard starting (6 replies)
Rough Starting (4 replies)
98 6.5 electronic to mechanical pump swap (4 replies)
Glow plugs (14 replies)
Intermittent slow starter speed (2 replies)
Upgrading To The Larger CS144 Alternator. (2 replies)
No Start/Hard starting 6.5 non-turbo (10 replies)
Rear Main Seal Install Questions (2 replies)
A Better Oil Catch Can For The 6.5TD (4 replies)
95 chev k1500 6.5 accelerator pedel (6 replies)
How do you install the male compression for the engine oil feed line into the top of (2 replies)
Need vacuum line advice (0 replies)
Is this normal? (5 replies)
HX30 turbo? (5 replies)
Freeze plug with the "sensor plug" (5 replies)
Installing new Pistons with Rings (1 replies)
Intercooler Options (11 replies)
Cold Weather Starts (2 replies)
96 3500 6.5 turbo wont start.please help (4 replies)
New owner, have a question... (3 replies)
Mahle Pistons the same size? (4 replies)
Weight of bare 6.5 block? (3 replies)
AMG Block (6 replies)
thermostats (2 replies)
OBD1 code 94 (5 replies)
Air in the fuel system (3 replies)
How can I manually check my oil pressure on my '95 6.5L ? (0 replies)
New or Rebuilt cylinder heads? (4 replies)
Sometimes, You Need a Closer Look... (0 replies)
Help purging air from injection system! (5 replies)
6.5L running bad (8 replies)
1998 K3500 DRW Ext Cab Bed Bolts? (1 replies)
bizarre fuel leak. (0 replies)
1995 6.5 turbo diesel no power (0 replies)
Prozone heads any good? (15 replies)
98 K3500 Turbo to Manifold Studs (7 replies)
Will 6.2l heads work on 98' 6.5l turbo diesel (1 replies)
6.5 performance upgrade. WOW (1 replies)
overheating wild temp swings after new waterpump/thermostats! (4 replies)
Triple pillar guages for 98 K3500 (8 replies)
Towing question. (11 replies)
Which fan/fan clutch do I really want? (4 replies)
Chevy 6.5 td. No power when towing (6 replies)
6.5L Air Cleaner Options (5 replies)
94, 3/4 ton, 6.5 turbo, starter bolt hole broken (6 replies)
6.5 NON turbo Newbie questions (1 replies)
2000 K-3500 6.5 Oil Cooler Lines (3 replies)
Recommendation for 1990 Chewy 4WD Suburban Frame (2 replies)
Fuel pickup sock (5 replies)
How to get engine out of truck (3 replies)
Touchy throttle (6 replies)
What do you think it's worth? (3 replies)
Remove rear fuel tank for good? (2 replies)
Rattle and bang! (33 replies)
1996 6.5 T.Diesel Vacum issue (1 replies)
Mishimoto radiator and intercooler real world durability? (0 replies)
1985 6.2 vacum pod on 1996 6.5 vacuum (6 replies)
Anyone Mud their diesels? (17 replies)
Broken Exhaust Flange Bolt Options? (1 replies)
Can i replace the electrical fuel lift pump for a mechanical? (3 replies)
New heads (12 replies)
lift pump running (3 replies)
Fuel additive and your sock. (3 replies)
Spare Parts to Carry (11 replies)
Lift Pump Sources (3 replies)
It took 3 yrs,..PMD (9 replies)
Where to get a good 6.5 front bumper? (3 replies)
need help (1 replies)
'99 Boost Surging (8 replies)
Glow plug light not working (7 replies)
Where do these connectors go?! (2 replies)